addrbookFor publishers
← The evidence ledger

Evidence row 2970225

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:233346
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b33d0c52bc2c04916223134034f807c75f8b8b4b95eb27a7590ece5282100d97
Leaf
0xed022180447733c7c96405dfa25b5ffe8ea88251bb87c1e9955a0d73056dd07a

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XFx36D"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b7098855-dfc2-4045-9615-5a6bba52b956/.well-known/agent-card.json"
    ]
  ],
  "name": "Hiononsan",
  "owner_address": "0x87dcb3edd13118c974a37b2813f28f1f5730c8be",
  "raw": {
    "agent_id": "233346",
    "agent_uri": "https://centralcity.ai/a/XFx36D",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hiononsan 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/XFx36D",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hiononsan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b7098855-dfc2-4045-9615-5a6bba52b956/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XFx36D",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T07:26:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hiononsan 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/XFx36D"
}

What the leaf hashes

{"body":"b33d0c52bc2c04916223134034f807c75f8b8b4b95eb27a7590ece5282100d97","id":2970225,"kind":"listing","method":"sync.erc8004/1","observed_us":1793777166095615,"prev":null,"subject":"erc8004:5042:233346","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. 0xed022265ec6eaa2a035c1bd3ba22d54332843df3549b1d600d1fb930af58a765
  2. 0x023a6d64899103c4be6bcc8c9c088a3905abb496d5c81d894ec5bd14ee30c262
  3. 0xd5f49ae92e1a17d5447dd1fc4da94a618b13a99f755ad3d949a78a9990500d34
  4. 0x1f042dd21be6d2dc7453a64a720572f5e8f97f9bd682e8fcbb4accc4334341a1
  5. 0x82850b5830bba4ef3b3575912c39819ec6ca481705dcda2bbf17201ebff7659b
  6. 0xcba841a4aa8baf68b87af33b5e0dfa089b4a3011d008c2a0a66e41d33f628d24
  7. 0xf4cb6ab631d9413580eab1f860bd38a702f870eb45291262dfac5e6027e42c00
  8. 0x4c49447c31a718e7ccc213cb21e0403291c7eb88861d2a1d3eb739d420c16920
  9. 0xf161871fdb32d4f6828a7d78f9c7b6ce9812cefa92e15844da9a0f1b76332dca
  10. 0x4fcf623bdd194abcb216b25570ad77a6c114763f82b09a67c421587c3c436e9e
  11. 0xe3b6022f28a1e38c87e446f29ca96e852ab08735e967bf8439c29dd8442fa93e
  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