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Evidence row 2612169

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:193972
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b4683807991b55926267214408f4aaa46996382157b98260625588d06add676a
Leaf
0x80475b66d6069e532cc3dbbcea135f6e6e1d5f338ef0a3d101ff54e2905aa094

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ptwIlN"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/eaa19de9-becb-4002-95dd-d2ace0ba9319/.well-known/agent-card.json"
    ]
  ],
  "name": "London",
  "owner_address": "0x873675a4e43c9d628e1c4e60daab7aebfbac2d5a",
  "raw": {
    "agent_id": "193972",
    "agent_uri": "https://centralcity.ai/a/ptwIlN",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "London 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/ptwIlN",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "London",
      "registrations": [
        {
          "agentId": 193972,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/eaa19de9-becb-4002-95dd-d2ace0ba9319/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ptwIlN",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793723571,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:33:32Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "London 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/ptwIlN"
}

What the leaf hashes

{"body":"b4683807991b55926267214408f4aaa46996382157b98260625588d06add676a","id":2612169,"kind":"listing","method":"sync.erc8004/1","observed_us":1793723612156117,"prev":null,"subject":"erc8004:5042:193972","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. 0x804730251be2d505a6fc9fed3b420f3ea24bf0589cb26796de79d3af7a4173b0
  2. 0xa78cb748eba4c03177184ad78a1026a2b1b6e6985cb479b1ce9cc5378ae1711f
  3. 0x138be67ca056c1bf730a0fe16f2c6d0e9fb40eef5f6ef7245bc0e7b98cda362f
  4. 0xb0c1b88c906c274c07e2fa9bf7c153b7af92a8fe322882d14bf77f45ae0dca76
  5. 0x6d20fc0663fbb03bcd61d659ee5c2abffe6e5cc133fd7e27f73032c1980a248a
  6. 0x10fd06a1207a601b3fc0fb78a57ed32dbb7b74c3abbd6267189133d8d0192f17
  7. 0x4a4961f7500b9b2a5e3b5d64ad013f621b17159833b0def4ef5ad67e9952bfbe
  8. 0x9a309ef4a69cce4ecd5939992e46cf2727e9414eb3c4d178153afd6dbbcd45a5
  9. 0x9695023bc46db820da7029bbd6b746e6a5dcffb61ab98eccd24e019075c24717
  10. 0xa53e64ce6754c3c87c93626f524078a708e369ac36bbb8ce690765444f64acca
  11. 0x6be7157ed023bdf64754bdfb42079fa30009ab65c72545e41edce8ff9e3ca569
  12. 0xbca293acf7dffd8daab33cc26b6700429c9a010cc6faf037a0965cba77f1dbfa
  13. 0xaf97729427bcb69cea84940a4617a9276209a9bb29e6047d69c9fa290978dcad
  14. 0xcd70da55bc68640bf37c238eb2dcd35a729f3a58d333a753be62a2aef7873850
  15. 0x273fa0d1dba912fbac313286feadbb113b263290d047849b0ea460936942f2af
  16. 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
  17. 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
  18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON