addrbookFor publishers
← The evidence ledger

Evidence row 3147026

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:306170
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e76b31e2b168a9cb51760881bdfc899ec14f5dd58aaa068387991d354b7cd118
Leaf
0xeca6cd6193d96a5bcb6bf874f7885a759fcf797de0c136d2bec84009c0f38e86

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/OQjdLV"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b32ae981-acb4-4a9c-9dc4-851819623552/.well-known/agent-card.json"
    ]
  ],
  "name": "Sempekeh",
  "owner_address": "0x88e34b21a42af7145aa53e3699855089dad9f676",
  "raw": {
    "agent_id": "306170",
    "agent_uri": "https://centralcity.ai/a/OQjdLV",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sempekeh 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/OQjdLV",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sempekeh",
      "registrations": [
        {
          "agentId": 306170,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b32ae981-acb4-4a9c-9dc4-851819623552/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/OQjdLV",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793833090,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T23:02:39Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sempekeh 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/OQjdLV"
}

What the leaf hashes

{"body":"e76b31e2b168a9cb51760881bdfc899ec14f5dd58aaa068387991d354b7cd118","id":3147026,"kind":"listing","method":"sync.erc8004/1","observed_us":1793833359485097,"prev":null,"subject":"erc8004:5042:306170","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0xeca6aa92f931455738efb3033071222536905549cdcae84639a61ce837dc0296
  2. 0x442fa9e1f27ec999bb984de344febd36c5d6c89fbf86fdfba19a0ff394684593
  3. 0x30aa9e543e270f178de2713a75e7336ff604880bf1d5cff94bac4ea150113bca
  4. 0xf5be3f3f4cf5386f83d75c08ce9a6de67cbbeba1e165a170c9afb72187ae2f66
  5. 0x64b7711830a6ee2c3fc92e26a7cf1ad884234ab2cfe139bf45eb671cfad7f684
  6. 0x5540541fc743266d2f942a4a8cc430269a66fa0ef1a737a0c4dbb831b506a0e2
  7. 0x80fc6985896d79c9892ddeb4d9f7affa8b85b1d231640a42180d2325d1b5def9
  8. 0x33677cd762080c03ac276324438f63ba27613d76c7610f97af1044ff21ea50a1
  9. 0x5d604e51195f5c50824deca039601984016436755d2503c6c1fdce1806d5e3fe
  10. 0xd8f39e0f0b870a2d23a74f1fea738638e983ef68032657947742443f0644aa6d
  11. 0x2051596ad7c59c3b92f588d4a21a983708ff828d02c6a58881e8f7e2f2ba4629
  12. 0xc22cd114ecf7757f409b16914ef0489a26dde6910c4f1117e96ff77146762d08
  13. 0x782a1a2f3f0878eb1c92753b629d96a12f74b891501cfbf8088a58996315342c
  14. 0x720853aef9bb54958fccfafa52cacf2b40b59e996a29e903a7d00c64b308933e
  15. 0xacfc95cc63f2205f2e42294ed36a317ab746c06b12feb3c243315356ad95b62a
  16. 0x621f050d36e1026696df95e35f6767fff738c18d7486aa88506e941d484ebef3
  17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
  18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
  19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON