addrbookFor publishers
← The evidence ledger

Evidence row 2282329

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:134155
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
6e4fe8c309879276e34731418a24e442168461ec7cd57ed85aa43914e5d85423
Leaf
0x29d46e671328ba5614cec6b8de9912d39dde62c7253aef3ecab8ccaf7ed5ce2e

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Ace3kH"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f29da90b-3dfb-48ff-8886-c75b0df4313d/.well-known/agent-card.json"
    ]
  ],
  "name": "Barler",
  "owner_address": "0xf521ff0712e7c57c4d50a5f1c5cb45157feb275a",
  "raw": {
    "agent_id": "134155",
    "agent_uri": "https://centralcity.ai/a/Ace3kH",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Barler 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/Ace3kH",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Barler",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f29da90b-3dfb-48ff-8886-c75b0df4313d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Ace3kH",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:22:57Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Barler 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/Ace3kH"
}

What the leaf hashes

{"body":"6e4fe8c309879276e34731418a24e442168461ec7cd57ed85aa43914e5d85423","id":2282329,"kind":"listing","method":"sync.erc8004/1","observed_us":1793654577901407,"prev":null,"subject":"erc8004:5042:134155","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. 0x29d41fd4c8cf15ba18e61d6d3b4c1bc71620024ff37446773af7906c96096592
  2. 0x02f42aef5eaa9e5d84589bf9388c0e681512e541d6031b15760d1e8afe9a3638
  3. 0x93561672bc46775cc14ad9c42dfd7e6eefe63e98ca5c1f846e020c34067723b1
  4. 0xbc56750fcc4d843de8db6cb752f55f106ffe11dfeb60a4f966ae338de46dfb17
  5. 0x730d7966fd5b4a8e01c5b1b7852c254b0d2775668890e96aa0465b7eedc82cb8
  6. 0x92e5cd2166b314af51d3d6936f83b3302cb9c56542aacd31472a27c039581627
  7. 0xd699f600234a34b0d06e19130bd2ba3561f5620cec09a2538620d904d3bbffc3
  8. 0x96d3e750d9d46e32e9839294a00e92f152bc4d6b1427f28eaf662810912aa752
  9. 0x581e80897b8d4de838f3833ddfed0dc53cba21c10987241a070adc0e57668c8d
  10. 0xc6fc363925a10c396d2255cca7d0afabb238f0b282a5dab968907288dd0e2786
  11. 0xc8905072f0c35ce7372e6e48b185acb91ea9219e40e4373f34251818421a86ab
  12. 0xe12350a7a5fded6eeb0ecfd68a402669600feceb96d01436f0e00602ab64078d
  13. 0x51e311ca2900bdc02d33f863997ecf605beee83455e2af17106fa126c029645d
  14. 0x8d443fc9063dd9f00f5f7476005a8915a8222f4611f5601e212bafbdbbdd6165
  15. 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
  16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
  17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
  18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON