Add aadhaar circuit

.github/workflows/lint.yaml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: 1.23.4
+          go-version: 1.23.5
       - uses: golangci/golangci-lint-action@v6
         with:
           version: v1.63.4

.github/workflows/tests-c.yaml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         containers:
-          - 1.22.5-bookworm
+          - 1.23.5-bookworm
     runs-on: ubuntu-24.04
     container: golang:${{matrix.containers}}
     steps:
@@ -48,7 +48,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: 1.22.5
+          go-version: 1.23.5
       - uses: actions/cache@v4
         with:
           path: |

.github/workflows/tests.yaml

@@ -11,8 +11,7 @@ jobs:
     strategy:
       matrix:
         go_version:
-          - "1.22.10"
-          - "1.23.4"
+          - "1.23.5"
     runs-on: ubuntu-24.04
     env:
       IPFS_URL: http://localhost:5001

aadhaar.go

@@ -0,0 +1,15 @@
+package c_polygonid
+
+import (
+	gocircuitexternal "github.com/0xPolygonID/go-circuit-external"
+)
+
+type anonAadhaarV1Inputs struct {
+	QRData *jsonNumber `json:"qrData"`
+	gocircuitexternal.AnonAadhaarV1Inputs
+}
+
+func (a *anonAadhaarV1Inputs) asAnonAadhaarV1Inputs() *gocircuitexternal.AnonAadhaarV1Inputs {
+	a.AnonAadhaarV1Inputs.QRData = a.QRData.toBitInt()
+	return &a.AnonAadhaarV1Inputs
+}

aadhaar_test.go

@@ -0,0 +1,49 @@
+package c_polygonid
+
+import (
+	"encoding/json"
+	"math/big"
+	"os"
+	"testing"
+
+	gocircuitexternal "github.com/0xPolygonID/go-circuit-external"
+	"github.com/stretchr/testify/require"
+)
+
+func toBigInt(in string) *big.Int {
+	i, ok := new(big.Int).SetString(in, 10)
+	if !ok {
+		panic(in)
+	}
+	return i
+}
+
+func TestAnonAadhaarV1Inputs_UnmarshalJSON(t *testing.T) {
+	d, err := os.ReadFile("testdata/anon_aadhaar_v1_inputs.json")
+	require.NoError(t, err)
+
+	var inputs anonAadhaarV1Inputs
+	err = json.Unmarshal(d, &inputs)
+	require.NoError(t, err)
+
+	want := &gocircuitexternal.AnonAadhaarV1Inputs{
+		QRData:                          toBigInt("8259163575998395410294216884136380576185817320339145460288951755287582961380611852552428987321584902318624273479337130653734982789439199350807739714406680256506601030028361685736660257517232716829232450159251789263870750283214820475102793105777087762238893090228084052270739203426767272062178826235941508196284529472654271516164224874687419158221021213944829682919423174703783469927383220474654008065915029614141226522064062660593170425792840873655513538373377850112144063189928583588899889878172757870400281696669604010659786496608127700010264443115263361656744433002559396889060190428705316366290450741550935385486607346514118464415324976934593027192262025619948063647667007927187736245772179085671658409804311603784752615097922989017361163561315974008304022542448394278143245816470881130080719485003834016131185071765229491892891069788319670287394271744730364788949609836924781874523936880888005883165757273872375006288978183466996520618718348187182821516617721340861010989807614756396013627238651856164981477576514065364628430139194213240602981419233621531616776712580234318576148789862972873366521755587675635811636464535551028275057950562020714225333126426609311459495088802145911084644641596208432517247324679678535859879970296810837735288916946197174410518342751033634782712968162882714769666441813893046220965525694847349131353986974388432968669605721975441870936552792275255624723251162192468002453471184713983574359601113515796454264270501379717344206777921353459767049560942843350534472442799601294637063232419543855742825887931841338302499933012059977947394755335155868283405337181095220998277373266658634859632929226320059674299759100792654417315629048732480315019941928105082550091217622422743467170706956093632228513797781797454779203616427853022505097310749994766657051986303478622173767936568165644251615127773430128638507677775244195799780291921828512257290767451475181728141544788756907393883042588060697683541401090581157249784874529424005078918452607589129440476242749110421616270676359722523229311894327359615548588038186027827017569331332262329182564217789843145105509621002324556840213928256545454178891208004109769624959566302976213521762873815749009289995208912424872527724417047936432945498377307452190302923489092664437908497749093491199476080757200233878726847198496754472664256996743796092233459542884818717466621372105594672115988382565552756801323160697003960485232732393383241422077506009076922303757067128564302338914230360252223406874457414109774901980252709597099278192874164252010830754720603092419792069707099362278082792090307065378744856387301364608460967253691290230861162587170799141457093188189022390589265654613500974699477990974878105678883229707694455342266695530373994049224098435972125150350136428446936271698977517627416435999970351222450833295217051468307037908262231982382247410542334757724852032521780157518474618653527191342825230455100778913195115477763082159513429761573752871477695723697689470263993132596482716347199834315782099668846081963760553679915994617396376870314998926788197388410764535427795200340714967872713095483294486407886767431404892448155562283436571050452251042117926586451385682519188252281397"),
+		CredentialSubjectID:             "did:iden3:privado:main:2Scn2RfosbkQDMQzQM5nCz3Nk5GnbzZCWzGCd3tc2G",
+		CredentialStatusRevocationNonce: 954548273,
+		CredentialStatusID:              "https://issuer-node-core-api-demo.privado.id/v2/agent",
+		IssuerID:                        "did:iden3:privado:main:2Si3eZUE6XetYsmU5dyUK2Cvaxr1EEe65vdv2BML4L",
+		PubKey: `-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlegfdQZZXMJirdz93TXY
+BAVbKt9G3HGcVrWO7hmZle+hoyVHEGIKx4Ael29E475FTbDxkOP31ONZiXIRc0Te
+Uvz3gm+ElIipWaez0h623QNFFmLqiD7u796ImhSZuaR/lQTF8JbCYrltI9GXUDMt
+npfrYUHSYd6XmU1MQWPKnL4+B3IhtEJT3PgWCUKLaDUe4+m2DSs1H9qm7owoqEUj
+n5fefMD+XRROR0gT+0PsWD+BtO4yjCIWczSJjSELoBeibsaJQPBd8ivZzIa7w6Q1
+Q5I3LVZhZ3abc1uhLKNYD5GcG9i6cMTCqwrPKwm8L66YHzwClabh6fJI9QBzCU/6
+8QIDAQAB
+-----END PUBLIC KEY-----`,
+		NullifierSeed: 12345678,
+		SignalHash:    1001,
+	}
+
+	require.Equal(t, want, inputs.asAnonAadhaarV1Inputs())
+}

cmd/polygonid/polygonid.go

@@ -32,7 +32,7 @@
 	char *error_msg;
 } PLGNStatus;
 */
 import "C"
 
 import (
 	"context"
@@ -288,6 +288,14 @@
 		status)
 }
 
+//export PLGNW3CCredentialToCoreClaim
+func PLGNW3CCredentialToCoreClaim(jsonResponse **C.char, in *C.char, cfg *C.char,
+	status **C.PLGNStatus) bool {
+
+	return callGenericFn(c_polygonid.W3CCredentialToCoreClaim, jsonResponse, in,
+		cfg, status)
+}
+
 //export PLGNCreateClaim
 func PLGNCreateClaim(jsonResponse **C.char, in *C.char,
 	status **C.PLGNStatus) (ok bool) {
@@ -926,6 +934,13 @@
 	return true
 }
 
+//export PLGNW3CCredentialFromAnonAadhaarInputs
+func PLGNW3CCredentialFromAnonAadhaarInputs(jsonResponse **C.char, in *C.char,
+	cfg *C.char, status **C.PLGNStatus) bool {
+	return callGenericFn(c_polygonid.W3cCredentialsFromAnonAadhaarInputsJson,
+		jsonResponse, in, cfg, status)
+}
+
 // PLGNDescribeID parses ID and return it in different representations.
 // Request example:
 //

go.mod

@@ -1,16 +1,17 @@
 module github.com/0xPolygonID/c-polygonid
 
-go 1.22
+go 1.23.5
 
 require (
+	github.com/0xPolygonID/go-circuit-external v0.0.0
 	github.com/dgraph-io/badger/v4 v4.5.0
 	github.com/ethereum/go-ethereum v1.14.12
 	github.com/iden3/go-circuits/v2 v2.4.1-0.20250116125441-51815c3526f8
 	github.com/iden3/go-iden3-core/v2 v2.3.1
 	github.com/iden3/go-iden3-crypto v0.0.17
 	github.com/iden3/go-merkletree-sql/v2 v2.0.6
 	github.com/iden3/go-onchain-credential-adapter v0.0.0-20240425110009-4004ac8da50c
-	github.com/iden3/go-schema-processor/v2 v2.6.0
+	github.com/iden3/go-schema-processor/v2 v2.6.1
 	github.com/iden3/iden3comm/v2 v2.7.0
 	github.com/iden3/merkletree-proof v0.3.0
 	github.com/piprate/json-gold v0.5.1-0.20241210232033-19254b3ec65b
@@ -29,15 +30,15 @@ require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dchest/blake512 v1.0.0 // indirect
 	github.com/deckarep/golang-set/v2 v2.6.0 // indirect
-	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 // indirect
+	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0 // indirect
 	github.com/dgraph-io/ristretto/v2 v2.0.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/dustinxie/ecc v0.0.0-20210511000915-959544187564 // indirect
 	github.com/ethereum/c-kzg-4844 v1.0.0 // indirect
 	github.com/ethereum/go-verkle v0.1.1-0.20240829091221-dffa7562dbe9 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/go-ole/go-ole v1.3.0 // indirect
-	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/goccy/go-json v0.10.3 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/google/flatbuffers v24.3.25+incompatible // indirect
 	github.com/google/uuid v1.6.0 // indirect
@@ -53,11 +54,13 @@ require (
 	github.com/iden3/go-rapidsnark/witness/v2 v2.0.0 // indirect
 	github.com/iden3/go-rapidsnark/witness/wazero v0.0.0-20230524142950-0986cf057d4e // indirect
 	github.com/klauspost/compress v1.17.11 // indirect
-	github.com/lestrrat-go/blackmagic v1.0.1 // indirect
+	github.com/lestrrat-go/blackmagic v1.0.2 // indirect
 	github.com/lestrrat-go/httpcc v1.0.1 // indirect
 	github.com/lestrrat-go/httprc v1.0.4 // indirect
+	github.com/lestrrat-go/httprc/v3 v3.0.0-beta1 // indirect
 	github.com/lestrrat-go/iter v1.0.2 // indirect
 	github.com/lestrrat-go/jwx/v2 v2.0.12 // indirect
+	github.com/lestrrat-go/jwx/v3 v3.0.0-alpha1 // indirect
 	github.com/lestrrat-go/option v1.0.1 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
@@ -89,3 +92,4 @@ require (
 
 //replace github.com/iden3/go-circuits => ../go-circuits
 //replace github.com/iden3/go-schema-processor/v2 => ../go-schema-processor
+replace github.com/0xPolygonID/go-circuit-external => ../go-circuit-external

go.sum

@@ -48,8 +48,9 @@ github.com/deckarep/golang-set/v2 v2.6.0 h1:XfcQbWM1LlMB8BsJ8N9vW5ehnnPVIw0je80N
 github.com/deckarep/golang-set/v2 v2.6.0/go.mod h1:VAky9rY/yGXJOLEDv3OMci+7wtDpOF4IN+y82NBOac4=
 github.com/decred/dcrd/crypto/blake256 v1.0.1 h1:7PltbUIQB7u/FfZ39+DGa/ShuMyJ5ilcvdfma9wOH6Y=
 github.com/decred/dcrd/crypto/blake256 v1.0.1/go.mod h1:2OfgNZ5wDpcsFmHmCK5gZTPcCXqlm2ArzUIkw9czNJo=
-github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 h1:8UrgZ3GkP4i/CLijOJx79Yu+etlyjdBU4sfcs2WYQMs=
 github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0 h1:rpfIENRNNilwHwZeG5+P150SMrnNEcHYvcCuK6dPZSg=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
 github.com/dgraph-io/badger/v4 v4.5.0 h1:TeJE3I1pIWLBjYhIYCA1+uxrjWEoJXImFBMEBVSm16g=
 github.com/dgraph-io/badger/v4 v4.5.0/go.mod h1:ysgYmIeG8dS/E8kwxT7xHyc7MkmwNYLRoYnFbr7387A=
 github.com/dgraph-io/ristretto/v2 v2.0.0 h1:l0yiSOtlJvc0otkqyMaDNysg8E9/F/TYZwMbxscNOAQ=
@@ -77,8 +78,9 @@ github.com/getsentry/sentry-go v0.27.0/go.mod h1:lc76E2QywIyW8WuBnwl8Lc4bkmQH4+w
 github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
 github.com/go-ole/go-ole v1.3.0 h1:Dt6ye7+vXGIKZ7Xtk4s6/xVdGDQynvom7xCFEdWr6uE=
 github.com/go-ole/go-ole v1.3.0/go.mod h1:5LS6F96DhAwUc7C+1HLexzMXY1xGRSryjyPPKW6zv78=
-github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
 github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
+github.com/goccy/go-json v0.10.3 h1:KZ5WoDbxAIgm2HNbYckL0se1fHD6rz5j4ywS6ebzDqA=
+github.com/goccy/go-json v0.10.3/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
 github.com/gofrs/flock v0.8.1 h1:+gYjHKf32LDeiEEFhQaotPbLuUXjY5ZqxKgXy7n59aw=
 github.com/gofrs/flock v0.8.1/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
@@ -159,8 +161,8 @@ github.com/iden3/go-rapidsnark/witness/v2 v2.0.0 h1:mkY6VDfwKVJc83QGKmwVXY2LYepi
 github.com/iden3/go-rapidsnark/witness/v2 v2.0.0/go.mod h1:3JRjqUfW1hgI9hzLDO0v8z/DUkR0ZUehhYLlnIfRxnA=
 github.com/iden3/go-rapidsnark/witness/wazero v0.0.0-20230524142950-0986cf057d4e h1:WeiFCrpj5pLRtSA4Mg03yTrSZhHHqN/k5b6bwxd9/tY=
 github.com/iden3/go-rapidsnark/witness/wazero v0.0.0-20230524142950-0986cf057d4e/go.mod h1:UEBifEzw62T6VzIHJeHuUgeLg2U/J9ttf7hOwQEqnYk=
-github.com/iden3/go-schema-processor/v2 v2.6.0 h1:5KWXtzwER/ftuTofuLJNEoQqRoX2UlnrmLvFmprgycs=
-github.com/iden3/go-schema-processor/v2 v2.6.0/go.mod h1:MYrkk55aEx3ZBKz0d/0rfxa7lBH4x9TfKGI1T/WBlpw=
+github.com/iden3/go-schema-processor/v2 v2.6.1 h1:KD33sTAu2xAyG94SmrUAMxI+MREFTmSsavYy70gkTW4=
+github.com/iden3/go-schema-processor/v2 v2.6.1/go.mod h1:MYrkk55aEx3ZBKz0d/0rfxa7lBH4x9TfKGI1T/WBlpw=
 github.com/iden3/iden3comm/v2 v2.7.0 h1:VTFCUQXywXepB+3ylamHFibmOEU1yplBx9Q9zC1MQbA=
 github.com/iden3/iden3comm/v2 v2.7.0/go.mod h1:ZRnfFg4geX336Bp9+29ZQdSqchbsBoVcd7ARn6JXH5Y=
 github.com/iden3/merkletree-proof v0.3.0 h1:NVlvtUBEgn4Etxxn+RsOmXP/qlI+85BdN8oUDTf3mxI=
@@ -179,16 +181,21 @@ github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0
 github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/leanovate/gopter v0.2.9 h1:fQjYxZaynp97ozCzfOyOuAGOU4aU/z37zf/tOujFk7c=
 github.com/leanovate/gopter v0.2.9/go.mod h1:U2L/78B+KVFIx2VmW6onHJQzXtFb+p5y3y2Sh+Jxxv8=
-github.com/lestrrat-go/blackmagic v1.0.1 h1:lS5Zts+5HIC/8og6cGHb0uCcNCa3OUt1ygh3Qz2Fe80=
 github.com/lestrrat-go/blackmagic v1.0.1/go.mod h1:UrEqBzIR2U6CnzVyUtfM6oZNMt/7O7Vohk2J0OGSAtU=
+github.com/lestrrat-go/blackmagic v1.0.2 h1:Cg2gVSc9h7sz9NOByczrbUvLopQmXrfFx//N+AkAr5k=
+github.com/lestrrat-go/blackmagic v1.0.2/go.mod h1:UrEqBzIR2U6CnzVyUtfM6oZNMt/7O7Vohk2J0OGSAtU=
 github.com/lestrrat-go/httpcc v1.0.1 h1:ydWCStUeJLkpYyjLDHihupbn2tYmZ7m22BGkcvZZrIE=
 github.com/lestrrat-go/httpcc v1.0.1/go.mod h1:qiltp3Mt56+55GPVCbTdM9MlqhvzyuL6W/NMDA8vA5E=
 github.com/lestrrat-go/httprc v1.0.4 h1:bAZymwoZQb+Oq8MEbyipag7iSq6YIga8Wj6GOiJGdI8=
 github.com/lestrrat-go/httprc v1.0.4/go.mod h1:mwwz3JMTPBjHUkkDv/IGJ39aALInZLrhBp0X7KGUZlo=
+github.com/lestrrat-go/httprc/v3 v3.0.0-beta1 h1:pzDjP9dSONCFQC/AE3mWUnHILGiYPiMKzQIS+weKJXA=
+github.com/lestrrat-go/httprc/v3 v3.0.0-beta1/go.mod h1:wdsgouffPvWPEYh8t7PRH/PidR5sfVqt0na4Nhj60Ms=
 github.com/lestrrat-go/iter v1.0.2 h1:gMXo1q4c2pHmC3dn8LzRhJfP1ceCbgSiT9lUydIzltI=
 github.com/lestrrat-go/iter v1.0.2/go.mod h1:Momfcq3AnRlRjI5b5O8/G5/BvpzrhoFTZcn06fEOPt4=
 github.com/lestrrat-go/jwx/v2 v2.0.12 h1:3d589+5w/b9b7S3DneICPW16AqTyYXB7VRjgluSDWeA=
 github.com/lestrrat-go/jwx/v2 v2.0.12/go.mod h1:Mq4KN1mM7bp+5z/W5HS8aCNs5RKZ911G/0y2qUjAQuQ=
+github.com/lestrrat-go/jwx/v3 v3.0.0-alpha1 h1:IKsSdax3m7zsi4ooThn7YR74PMsx8fqcLcEeA6164nI=
+github.com/lestrrat-go/jwx/v3 v3.0.0-alpha1/go.mod h1:JLWHVwLtN56LfSrlpyjhvKEdG00MTYOrmzLIJkrCeDw=
 github.com/lestrrat-go/option v1.0.0/go.mod h1:5ZHFbivi4xwXxhxY9XHDe2FHo6/Z7WWmtT7T5nBBp3I=
 github.com/lestrrat-go/option v1.0.1 h1:oAzP2fvZGQKWkvHa1/SAcFolBEca1oN+mQ7eooNBEYU=
 github.com/lestrrat-go/option v1.0.1/go.mod h1:5ZHFbivi4xwXxhxY9XHDe2FHo6/Z7WWmtT7T5nBBp3I=

inputs_sig.go

@@ -18,6 +18,7 @@ import (
 	"sync"
 	"time"
 
+	gocircuitexternal "github.com/0xPolygonID/go-circuit-external"
 	"github.com/dgraph-io/badger/v4"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/ethclient"
@@ -1168,6 +1169,8 @@ func GenericInputsFromJson(ctx context.Context, cfg EnvConfig,
 		return LinkedMultiQueryInputsFromJson(ctx, cfg, in)
 	case circuits.AuthV2CircuitID:
 		return AuthV2InputsFromJson(ctx, cfg, in)
+	case gocircuitexternal.AnonAadhaarV1:
+		return AnonAadhaarInputsFromJson(ctx, cfg, in)
 	}
 
 	return AtomicQueryInputsResponse{}, errors.New("unknown circuit")
@@ -2657,3 +2660,93 @@ func AuthV2InputsFromJson(_ context.Context, _ EnvConfig,
 
 	return out, nil
 }
+
+func AnonAadhaarInputsFromJson(ctx context.Context, cfg EnvConfig,
+	in []byte) (AtomicQueryInputsResponse, error) {
+
+	var out AtomicQueryInputsResponse
+	var inputs anonAadhaarV1Inputs
+	err := json.Unmarshal(in, &inputs)
+	if err != nil {
+		return out, err
+	}
+
+	out.Inputs = inputs.asAnonAadhaarV1Inputs()
+	return out, nil
+}
+
+func W3cCredentialsFromAnonAadhaarInputsJson(ctx context.Context, cfg EnvConfig,
+	in []byte) (verifiable.W3CCredential, error) {
+
+	var inputs anonAadhaarV1Inputs
+	err := json.Unmarshal(in, &inputs)
+	if err != nil {
+		return verifiable.W3CCredential{}, err
+	}
+
+	w3cCred, err := inputs.asAnonAadhaarV1Inputs().W3CCredential()
+	if err != nil {
+		return verifiable.W3CCredential{}, err
+	}
+
+	return *w3cCred, nil
+}
+
+type CoreClaimResponse struct {
+	CoreClaim          *core.Claim `json:"coreClaim"`
+	CoreClaimHex       string      `json:"coreClaimHex"`
+	CoreClaimIndexHash *JsonBigInt `json:"coreClaimHIndex"`
+	CoreClaimValueHash *JsonBigInt `json:"coreClaimHValue"`
+}
+
+func W3CCredentialToCoreClaim(ctx context.Context, cfg EnvConfig, in []byte) (CoreClaimResponse, error) {
+	var req struct {
+		W3CCredential    *verifiable.W3CCredential    `json:"w3cCredential"`
+		CoreClaimOptions *verifiable.CoreClaimOptions `json:"coreClaimOptions"`
+	}
+	err := json.Unmarshal(in, &req)
+	if err != nil {
+		return CoreClaimResponse{}, err
+	}
+	if req.W3CCredential == nil {
+		return CoreClaimResponse{},
+			errors.New("w3cCredential is not set in the request")
+	}
+
+	if req.CoreClaimOptions == nil {
+		req.CoreClaimOptions = &verifiable.CoreClaimOptions{
+			RevNonce:              0,
+			Version:               0,
+			SubjectPosition:       verifiable.CredentialSubjectPositionIndex,
+			MerklizedRootPosition: verifiable.CredentialMerklizedRootPositionNone,
+			Updatable:             false,
+			MerklizerOpts:         nil,
+		}
+	}
+
+	req.CoreClaimOptions.MerklizerOpts = append(
+		req.CoreClaimOptions.MerklizerOpts,
+		merklize.WithDocumentLoader(cfg.documentLoader()))
+
+	var resp CoreClaimResponse
+
+	resp.CoreClaim, err = req.W3CCredential.ToCoreClaim(ctx,
+		req.CoreClaimOptions)
+	if err != nil {
+		return CoreClaimResponse{}, err
+	}
+
+	ih, vh, err := resp.CoreClaim.HiHv()
+	if err != nil {
+		return CoreClaimResponse{}, err
+	}
+	resp.CoreClaimIndexHash = NewJsonBigInt(ih)
+	resp.CoreClaimValueHash = NewJsonBigInt(vh)
+
+	resp.CoreClaimHex, err = resp.CoreClaim.Hex()
+	if err != nil {
+		return CoreClaimResponse{}, err
+	}
+
+	return resp, nil
+}