addrbookFor publishers
← The evidence ledger

Evidence row 3421390

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:342064
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
521b492cb303cd570410e4f756ab654a280f235b418e1181b15b9ad4c25eb33d
Leaf
0x280fb8ffb135ba3ba761b15b08b6ef3a69a1a5afa129ee8d34ad54e939e45a0b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/crf13C"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/465b7c29-c866-4edc-8a08-9d5fd1bf23dd/.well-known/agent-card.json"
    ]
  ],
  "name": "Beston",
  "owner_address": "0x1a784e81604108c7be87be79db5c46fc3603f2ce",
  "raw": {
    "agent_id": "342064",
    "agent_uri": "https://centralcity.ai/a/crf13C",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Beston is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/crf13C",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Beston",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/465b7c29-c866-4edc-8a08-9d5fd1bf23dd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/crf13C",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:25:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Beston is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/crf13C"
}

What the leaf hashes

{"body":"521b492cb303cd570410e4f756ab654a280f235b418e1181b15b9ad4c25eb33d","id":3421390,"kind":"listing","method":"sync.erc8004/1","observed_us":1793892332659311,"prev":null,"subject":"erc8004:5042:342064","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).

  1. 0x281070f0f27a3f541669cbe5d60aa5ac6e700afa6a6951308bcd7f54e7f60e49
  2. 0x9b01f84d552e48cec5701812e0428457d4228d5849f4f1410921b427f17739e8
  3. 0x8a09bf09f443d42cce7c107d106d8ec5f62a840dd2738554d3e90779dccde7b7
  4. 0x674184e65b582c30cb4121e0ba5304af7c37ebf9cb634d9ba0d7a84a51211a32
  5. 0x3a733f11c20f22a4703ebb5a7f5032445b48a1e2f6974de6a90f5ff657ae70e9
  6. 0x9b074a403337b62544a8eed94d090e92ead9199e84757e860acdea1a58472760
  7. 0x5d02acb9128a06b3e19744d71b5f8771289d36f7a55fc3d1d96648d03d6ed39e
  8. 0x86ef054da4fd39933be89de7e7a594a646b35572dad184533fade07188bf2a54
  9. 0x62df1dcfebac7ca48dce77374f5e851b6816cc611a3b25ff0e4d8112a0a17afb
  10. 0xab8d5ba522fb0cf8976b7e62008d7578da8232131328096968ae877a40abe975
  11. 0x35f5afa19239be6665748daaaab3b57eb2f906a6b98adb3d9cc84680242a0aa4
  12. 0x02109cf45188a512fc127d79cd8ca3044cae2253fd9640a06383c6db296bf68e
  13. 0xdab1015fa0b0821901bc847233eeaab127a98ede1ddcdea4ded43fe758a93318
  14. 0x67e76a5b4517f0cd6d3381baab96eb627df4394492e64e7c2890e01538ee4d79
  15. 0x213998878db6a423b0c367a68aba39293f9287b39bf1a80904fa9c6975bba987
  16. 0x0009f1567d5c3f52d167d3c95d53c71fb66114fc26e83679b452d6db2f1d0b95
  17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
  18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
  19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON