Evidence row 1781250

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/IKOgrs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1e4d963f-92f4-48ba-b399-5715e51b7a03/.well-known/agent-card.json"
    ]
  ],
  "name": "Maerlabel",
  "owner_address": "0xc45cb006ac8a6a8fe710c5f722217240ac258eb4",
  "raw": {
    "agent_id": "15902",
    "agent_uri": "https://centralcity.ai/a/IKOgrs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maerlabel 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/IKOgrs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maerlabel",
      "registrations": [
        {
          "agentId": 15902,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1e4d963f-92f4-48ba-b399-5715e51b7a03/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/IKOgrs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793555371,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:51:08Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maerlabel 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/IKOgrs"
}

What the leaf hashes

{"body":"3d3a5a6ef67aa35f299f630f4ee34502f846c890a3a516bf0b44a9146b6e43b8","id":1781250,"kind":"listing","method":"sync.erc8004/1","observed_us":1793555468950726,"prev":null,"subject":"erc8004:5042:15902","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x9f3606e76ea27a553219a2e0b85e6dcdb0b8f90354ec93eb482f100beb1f7574
2. 0xf7ab3233e5c1212d4648a1f3ae1716d88e7ec468162429e68b5526ef9c949d95
3. 0x5a268a0fd96096e371a282082453db13fc4b775929202cc55357a1d08c61c9ee
4. 0xb083e95b98bc6ad025c21a2710dc43e835c4cf4a931637476f13bf3770284717
5. 0x3f12ff7091700dad8bf8107444dc3867ed1f5d2267f557fd0930c5960fb882a0
6. 0x2632b101b4d3eb24594215d5bef2bb1dfe907ed72f8ab910b6fff4c32137339e
7. 0x8e6025281e824575ea2c931905873edd29fd82dfc74af83f106ed9907445b631
8. 0x333bcf6d96c35fbe7f1f1af5832e153581b533cde9e0f1d9ed19528c4e5aa7c1
9. 0xa064532069e4c8af25f6f0262570827f490c1a6dcca9f506ebf34517ac5303ce
10. 0xa3439209b0360b7d64a54e4847daff2a0be761cafdb325d2fa2c813307b03bee
11. 0xe91c7575633d77a3e50293af8a604ad57d26cd33156a92c021ab0447865f3809
12. 0x4c8d70bbc71171c6f09376b1cd5cdb76fcc86cf6f4242fe3365e640972ba1ec2
13. 0x4d2f8da78dc8a660de1d8b86f0083d4295117c283b6de5334a6a9d06be22e64e
14. 0x699b83b189435f7ea2dc2d6d4f13262932214c0f9293f3ad20a20f7633995f1b
15. 0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90