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Evidence row 2550392

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:168268
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e7afca45340c673c49610bc22fe585fd83909db95e51db19f114aa4cda11f34a
Leaf
0xe7ba142faaa870525decb19409fbc0c2579f708f4111a03bda88006f3c65c1f7

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/a9nDCO"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7c0b8694-4859-46ec-9ebe-19faf07de6a9/.well-known/agent-card.json"
    ]
  ],
  "name": "Buvon",
  "owner_address": "0x287dc2b9e2f734fd1f2183af704ceea7114f2fd9",
  "raw": {
    "agent_id": "168268",
    "agent_uri": "https://centralcity.ai/a/a9nDCO",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Buvon 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/a9nDCO",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Buvon",
      "registrations": [
        {
          "agentId": 168268,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7c0b8694-4859-46ec-9ebe-19faf07de6a9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/a9nDCO",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793692370,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T07:55:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Buvon 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/a9nDCO"
}

What the leaf hashes

{"body":"e7afca45340c673c49610bc22fe585fd83909db95e51db19f114aa4cda11f34a","id":2550392,"kind":"listing","method":"sync.erc8004/1","observed_us":1793692530713172,"prev":null,"subject":"erc8004:5042:168268","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. 0xe7bac9db17c89f04397b1e90774b8b5907e3b3bcba5d0bc5dfec375522e7e24c
  2. 0x8d91de6fa44cf5cc11c3dd3ad59359284ea32c7730ac52cbf57bd78f74876631
  3. 0x15fd8c3ca36bff9b5aa7da45ddde5b384c529f0a199c9a1a2acb6e58a751d1a3
  4. 0xbcdf8d6e73de06693f1145f28dfa802cc67d30e0daa0d7a99532a47009116e6a
  5. 0x19d00d011eee02c454e72c0cc628fb4e669ab2da32f2abcee16aa905f748c679
  6. 0x27b55916a0bebf3217ee53b2bdbbee5cfe91ee2effc8002c4300249b48a201da
  7. 0x04ec9a48fd9d448ac50da96634cc57a733516e94d1326f2027a9dbf74d85588e
  8. 0x1e1dca3d0aea99c13bf6f672c2ca8ff79da4eecf9206fa48224dde73e7aab01e
  9. 0xe78ee71ac8ef5158b386c32bb62dde4515fd4c908fcc585d8043e9c2b69ecc01
  10. 0xa1a87b3230d65bcfdc685c69f7fb54de38dfba9cb97a5d74475215389f211cfb
  11. 0x28a66bc5f99eee73461cc67ed6225fdb409b0731f90f09a52f58884a57829802
  12. 0x792fe2c8b779250d39b315920e8b7c549ec8c259fe9808dd30734ecd84783eaf
  13. 0x01c4d391183e6afadf7d572bbc89bc89e153cfbcd7d4220372a49faf006c6f90
  14. 0x3772686f2a1eb334138050fbc502de05a788284f1b6d6ecca81bfe0056770df0
  15. 0x006ca23845a42a2d7f3ffca485568321f0deef0a65ff45709711a78f8e68aa0f
  16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
  17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON