{
  "kit": "@superwallet/zk-kit",
  "kitVersion": "0.1.0",
  "template": "threshold",
  "params": {
    "bits": 3,
    "nonce": true
  },
  "circuitName": "threshold_b3_n",
  "circuitLabel": "credit-tier-v1",
  "circuitId": "0xda6c12665684695797838670a2465d6ba9f2bf812b8629506d9dbc573d8cc9d0",
  "publicSignals": [
    "commitment",
    "threshold",
    "nonce"
  ],
  "constraints": 250,
  "files": {
    "circom": "credit-tier-v1.circom",
    "r1cs": "credit-tier-v1.r1cs",
    "wasm": "credit-tier-v1.wasm",
    "zkey": "credit-tier-v1.zkey",
    "verificationKey": "verification_key.json",
    "verifier": "Verifier.sol",
    "solcInput": "solc-input.json"
  },
  "ptau": {
    "file": "ppot_0080_13.ptau",
    "power": 13,
    "source": "public-pse"
  },
  "keyStatus": "final",
  "contributions": [
    {
      "index": 1,
      "name": "Super Wallet (SeoulLabs) phase-2 contribution",
      "hash": "a16f30830150c37dba1c7c589e84ef083c44530045d3518959bc1ef2d64e829ac650b7689129add87a19a099cf4a7393095d1e9c3041e1fd429bc2fe62c3366b"
    },
    {
      "index": 2,
      "name": "Xphere mainnet block 49677068 beacon",
      "hash": "14b7a65f1ba9dc29f0ee64899f84b521439d060b8c1141508ea149124701d33c4f2cbc56e271fc1a020a5c5354b2fe79add637548669652df2b2b0b04c700924",
      "beacon": {
        "generator": "004d454b466cfbe88eedad46ef160b140124683eab1432b108a54b3111fac37a",
        "iterationsExp": 10
      }
    }
  ],
  "participantContributions": 1,
  "vkHash": "0xfd31a9160ce340b7ce4bdb66ae4fdfa9f146920c81d2ab466dd4261b9e3e3a26",
  "createdAt": "2026-09-27T02:45:48.228Z",
  "name": "credit-tier-v1",
  "statement": "tier >= minTier (tier 0 POOR .. 4 EXCELLENT, the score attestation's tier commitment)",
  "attribute": "tier",
  "uri": "https://trendy.storydot.kr/sdk/zk/credit-tier-v1/",
  "ceremony": {
    "phase1": {
      "source": "PSE Perpetual Powers of Tau (80 contributions, closed with a pre-announced Ethereum randao beacon), response 0080 prepared for phase 2 and truncated",
      "url": "https://pse-trusted-setup-ppot.s3.eu-central-1.amazonaws.com/pot28_0080/ppot_0080_13.ptau",
      "file": "ppot_0080_13.ptau",
      "power": 13,
      "headerPowerChecked": true,
      "bytes": 9530514,
      "blake2b512": "bf0c2d498f1197ad04ec0dbfcdda6df6348cbd793759f1f986e5cdf1a4100842293dfad6b8961f64b7ba35c162b5c821c4c097a52f3a639b55b0e765ec311b44",
      "sha256": "ccee28086e4b81d81a6e16fdee054d1dbd5276362e2662d4205d31de45cb930f",
      "s3": {
        "etag": "bb54c403a93fabdabb99520b9fd94f56-2",
        "lastModified": "Tue, 09 Apr 2024 07:06:01 GMT",
        "check": "multipart ETag recomputed with 8 MiB parts: matches"
      },
      "downloadedAt": "2026-09-27T02:44:12.606Z",
      "fullPowersOfTauVerification": "not run (snarkjs powersoftau verify did not finish within 10 minutes even for 2^8 on this machine); compare blake2b512 with your own download"
    },
    "phase2": {
      "initialZkey": {
        "file": "threshold_b3_n_0000.zkey",
        "bytes": 141980,
        "sha256": "e3344d8de3dd0d531eb74e4d0c994310d8f9dd3e4b1ec003b873ccb903ea0963",
        "blake2b512": "66a9c04b022f013c5cd780becaa204e6e9fa8fa358ddcd47b04fa062befd5fbbde69301090dec25a4e9d6c80f20ab2c4dfb29b9dde349e5274544e8f01a9f34b",
        "note": "deterministic: newZKey(r1cs, ptau); anyone can recreate it"
      },
      "contributions": [
        {
          "index": 1,
          "name": "Super Wallet (SeoulLabs) phase-2 contribution",
          "contributionHash": "a16f30830150c37dba1c7c589e84ef083c44530045d3518959bc1ef2d64e829ac650b7689129add87a19a099cf4a7393095d1e9c3041e1fd429bc2fe62c3366b",
          "startedAt": "2026-09-27T02:44:49.684Z",
          "finishedAt": "2026-09-27T02:44:49.731Z",
          "entropy": "OS CSPRNG inside the contributing process (node:crypto randomBytes(64), mixed by snarkjs with its own random bytes); never written to disk or logs"
        }
      ],
      "contributionsFinishedAt": "2026-09-27T02:44:49.737Z",
      "beacon": {
        "source": "Xphere mainnet block hash, the latest block fetched after every contribution had finished",
        "chainId": 20250217,
        "rpc": "https://en-hkg.x-phere.com",
        "blockNumber": 49677068,
        "blockHash": "0x004d454b466cfbe88eedad46ef160b140124683eab1432b108a54b3111fac37a",
        "blockTimestamp": "2026-09-27T02:44:58.000Z",
        "fetchedAt": "2026-09-27T02:44:57.539Z",
        "iterationsExp": 10,
        "contributionHash": "14b7a65f1ba9dc29f0ee64899f84b521439d060b8c1141508ea149124701d33c4f2cbc56e271fc1a020a5c5354b2fe79add637548669652df2b2b0b04c700924",
        "name": "Xphere mainnet block 49677068 beacon"
      }
    },
    "verification": {
      "verifyFromR1cs": true,
      "circuitHash": "72bfe09bb80447956e017ad526c67cc72f4e0db732e3fe0808c2cda64b379f50c3716661e81437f9d70c13c5aff48be6f9435050dec36643d4cc1e6e2750fb08",
      "chain": [
        {
          "index": 1,
          "name": "Super Wallet (SeoulLabs) phase-2 contribution",
          "hash": "a16f30830150c37dba1c7c589e84ef083c44530045d3518959bc1ef2d64e829ac650b7689129add87a19a099cf4a7393095d1e9c3041e1fd429bc2fe62c3366b"
        },
        {
          "index": 2,
          "name": "Xphere mainnet block 49677068 beacon",
          "hash": "14b7a65f1ba9dc29f0ee64899f84b521439d060b8c1141508ea149124701d33c4f2cbc56e271fc1a020a5c5354b2fe79add637548669652df2b2b0b04c700924",
          "beacon": {
            "generator": "004d454b466cfbe88eedad46ef160b140124683eab1432b108a54b3111fac37a",
            "iterationsExp": 10
          }
        }
      ]
    },
    "finalZkey": {
      "file": "credit-tier-v1.zkey",
      "bytes": 142885,
      "sha256": "e867a430610071db899c6ad0486f23667a7b7b3efdfc9dca4510311a93bf14b3",
      "blake2b512": "b38046f810a94ed512f3fa14e61c3a7504eed2b3965b6c169d0308ef80d9dc32569895684ccc28881706eac38917f6fa538bb9cd5834ae9713fb765f46755f78"
    },
    "r1cs": {
      "file": "credit-tier-v1.r1cs",
      "bytes": 116188,
      "sha256": "fab328b540d782e2c84b2efb163db946d063f8b081084df53f62f7193fc63776"
    },
    "wasm": {
      "file": "credit-tier-v1.wasm",
      "bytes": 1752421,
      "sha256": "485bd9712ffaffb87abd286957a8dddff270c65b84b33847f199d7be34021189"
    }
  },
  "verifier": {
    "contract": "Groth16Verifier",
    "solc": "0.8.24+commit.e11b9ed9.Emscripten.clang",
    "settings": {
      "optimizer": {
        "enabled": true,
        "runs": 200
      },
      "evmVersion": "paris"
    },
    "source": "contracts/credit-tier-v1.Verifier.sol",
    "runtimeBytecodeKeccak256": "0x6e61443bbb7d1a42ac152a1407c6b40de81c6f1417173a81e1a1b721243831d6"
  }
}