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Evidence row 2283995

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:134935
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
4e5aba3b11349f6358876c21b97e43e9f07fb8812c0052fbf97cc854ab6b8a69
Leaf
0xf51e7c94e0cc4fcc5daab17e1d237ec4125891bfcba7f76c1637cafe7c19918c

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LTcFQ0"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3d897b91-b6de-434d-a543-85f82bb4bdee/.well-known/agent-card.json"
    ]
  ],
  "name": "Fanteon",
  "owner_address": "0xdf082b24450f46189b1a4ca9ec35f1352dd7ddd8",
  "raw": {
    "agent_id": "134935",
    "agent_uri": "https://centralcity.ai/a/LTcFQ0",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fanteon 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/LTcFQ0",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fanteon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3d897b91-b6de-434d-a543-85f82bb4bdee/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LTcFQ0",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:34:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fanteon 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/LTcFQ0"
}

What the leaf hashes

{"body":"4e5aba3b11349f6358876c21b97e43e9f07fb8812c0052fbf97cc854ab6b8a69","id":2283995,"kind":"listing","method":"sync.erc8004/1","observed_us":1793655274891864,"prev":null,"subject":"erc8004:5042:134935","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0xf51e9b96a806a10be3737e47174c3536a0aa478abff0c76c811aaf8a174cc965
  2. 0x1ed29662a55690481c85827638b232022cd2f7db00bc6b321e5e7a24b15346ff
  3. 0xab1d3ef8f9e5e8a0f9d67c351c2e83f61fe3cfc8a6eb09095a5d5e02d42f75ff
  4. 0xdad0e38792a4c680cd8c0e812ed00214ce9b59af475e291e36c762e18cf83181
  5. 0x18c51ecadb0697e5178388f1f698ef50c7de496bfeb045579ec3dcdf97e07b02
  6. 0x49c8425ee781b7a287d838e11ac1e94e9635d1e85d07033c3cf910eee3d6c439
  7. 0x85d30b3839324e688f151996647fbdc7f44c260c8fc850abdf7d9e50ecd498d7
  8. 0xa117ee71816001bdf1fac8db820c65dab85a7569ef751a8e9c70fc8ec2d5ea7c
  9. 0x1fe5eb5bd14cedfe45b11fff952d2daf51f888c3fb67f73661c702cfa1739d5f
  10. 0x899e4f693a3c884bd59c323b10e80f3188b74580201c209c340080600eef2742
  11. 0x4c5013ca298049e350f7c3199548e9c7f20b053674efe3937450d4f2e1d8c100
  12. 0x85d02e3e66f20854017b5969e8b232079dd6d500ff3e4d89946cf1206ca8916e
  13. 0xc3d58dcd2229e8124095a5a08b6547a8aab4e18490d7243750c0deb944765dc5
  14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
  15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
  16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
  17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
  18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON