addrbookFor publishers
← The evidence ledger

Evidence row 2568582

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:177724
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
033c791fa6b5ae3df26c565edc1020bf87bc12c9f1ad5d9477ab42ad9dff7405
Leaf
0xbca7e54a53d6cbd5fd1cdaaf359f5ed4eb5215d4b0e7a2ffb158e957c8b09bc4

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/aj2l2w"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3f7450d4-179d-4fb7-8eb4-de3c1125419b/.well-known/agent-card.json"
    ]
  ],
  "name": "Staumus",
  "owner_address": "0xfe06a2477d89fdb170557cd96bda42d31a52a8fa",
  "raw": {
    "agent_id": "177724",
    "agent_uri": "https://centralcity.ai/a/aj2l2w",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Staumus 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/aj2l2w",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Staumus",
      "registrations": [
        {
          "agentId": 177724,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3f7450d4-179d-4fb7-8eb4-de3c1125419b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/aj2l2w",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793703231,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T10:55:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Staumus 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/aj2l2w"
}

What the leaf hashes

{"body":"033c791fa6b5ae3df26c565edc1020bf87bc12c9f1ad5d9477ab42ad9dff7405","id":2568582,"kind":"listing","method":"sync.erc8004/1","observed_us":1793703344039077,"prev":null,"subject":"erc8004:5042:177724","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. 0xbca8034474d42e21065ccc93932018394475ccf855a56d3da7fae8ee29b1ed6f
  2. 0xe5c6792b0d13546757beef517943722a71273a72d235ce70a89d99be1c99713d
  3. 0x4918dc28343e68b6b0957a7ea6ac280539507e4718f8330e359b401d9c781b34
  4. 0x30cafbf86001b77974d0508bf0372f7f560c11f289ff803504b777362cab52f1
  5. 0xf9ec2fa750ad66cb3dcf19fb6e04ae1a72da275df437fd1412a1c936633bc2b4
  6. 0x7ed3a9eaf28aa0270345d95347c842221546c86a5c33e7550c19fd5732e710d1
  7. 0x4e90e14d884e34e9b4010d94df7954788a5d28b364ae24b42ddb7a5065d51b2b
  8. 0x132153a9f210225b181b9163c5baffc17900306a5d8cfe2a29a8e5985b752551
  9. 0x6f1e142ef661e8d2030ee5a726e4ac4416471d4d48a7d156eda4126152a06455
  10. 0x68007dd3f2e4c586b805f12ec32d1dbd210ab8219d5104a181f7d45b6f71be84
  11. 0xa34ab53e0e0cf05e33df3af60414296935ccafd1f60b30e1686fed58ea0f8604
  12. 0x63a5991c187a9530e2177a341da1cf5333e53e4df48dc340dc718a9a7d54a2d3
  13. 0x4b0168dc3cf75706d02e85e816aabcf4a2cbb6cd44a0eea1377f703048a10500
  14. 0xe48dd050d36f1a75a7d005677c3e962435e7b5ad246de637e9e1fc9be7665b0a
  15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
  16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
  17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
  18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
  19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON