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Evidence row 2566993

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:176796
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b0b104194d68777d7faedcbe5cb533e5209dca540fc4dfe388de0f12ccb3ff49
Leaf
0x3b4d3c53ea27a8ab0d18c8bac517e137d8c9db748905e96f59d35391f144fca8

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/oi8hkA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f83ee4a3-e043-419d-8a34-c50ecd7bf75d/.well-known/agent-card.json"
    ]
  ],
  "name": "Gravan",
  "owner_address": "0xcab36809cf2cbf15c097b2cefcce12d501062ee4",
  "raw": {
    "agent_id": "176796",
    "agent_uri": "https://centralcity.ai/a/oi8hkA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gravan is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/oi8hkA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gravan",
      "registrations": [
        {
          "agentId": 176796,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f83ee4a3-e043-419d-8a34-c50ecd7bf75d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/oi8hkA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793702138,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:38:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gravan is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/oi8hkA"
}

What the leaf hashes

{"body":"b0b104194d68777d7faedcbe5cb533e5209dca540fc4dfe388de0f12ccb3ff49","id":2566993,"kind":"listing","method":"sync.erc8004/1","observed_us":1793702333266875,"prev":null,"subject":"erc8004:5042:176796","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x3b4d3c566a6a505ba4491533e7cd1b5de4a1011e028541f2da26da2ded5ae92d
  2. 0x6865e05f313da924c070d6a2bb706cdd09e80ef73073bd6a9065ba9938e6a981
  3. 0x58aabf8ff72c15da3fde4d0b7dffb9713d92d28d087447b6df100b9b9c3a87eb
  4. 0x00a3dc3e3910254df4144aa3ed8b4a8c34f75a542e8eecdf46489666e7a2c3bd
  5. 0x05e588874f24a08f9a12b7fdbc0b7155b3d6ce7140c3f09747a21813b870668f
  6. 0x6683d781a9e810e6ed0948a54851279db45a8041c6f8039f91d27d249df1c27d
  7. 0xb41b7d65705583b85478c2b487f4e5012809ae2c589670c0cc02e978a1608821
  8. 0xf28d2a697a66416a2bf0874195328699c1726a8b800e10ae7ca7b4e9903bbc30
  9. 0x4b4a7f673cbb13bf181fba5b7073af9df6e45790e157457de2bf39fbb1733160
  10. 0x2aa5cc34fa90e1017349caacbd2f567b69546c4ae05ceaaa21dba18362b3ebb7
  11. 0xc084c76a3d5cac0343908b99f192f878e9b6fbb359f841f6b1f56862558f5b45
  12. 0xea38c9b040f000c9046dc25881ee4ae70a985c0c67450e184d70cbf62dc6538d
  13. 0x4b5945b20d05d42156c060247cc56b9fdec8b90fafd1729214fa76f3a01f9139
  14. 0x5ab1ed3fc67f5a9ec3583839ed81e49e5b844fa19b679bd6a3514873d183203e
  15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
  16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON