Evidence row 3725457

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/DZIboF"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c0cb086d-f57d-4da2-a1d4-cb788b4c9a86/.well-known/agent-card.json"
    ]
  ],
  "name": "Maasisto",
  "owner_address": "0x4fdcbfc25d373fb130fca6aad71e28439042f959",
  "raw": {
    "agent_id": "394767",
    "agent_uri": "https://centralcity.ai/a/DZIboF",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maasisto 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/DZIboF",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maasisto",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c0cb086d-f57d-4da2-a1d4-cb788b4c9a86/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/DZIboF",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-06T12:35:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maasisto 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/DZIboF"
}

What the leaf hashes

{"body":"15afc12392f35adc7fa4d37c766ceba868e2edda5449ac87d95ce67871c28b3e","id":3725457,"kind":"listing","method":"sync.erc8004/1","observed_us":1793968506229320,"prev":null,"subject":"erc8004:5042:394767","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x0ac7fce8ee0d5d145267ae33dd653dbb81cec8b9a7c3ebd6489b2eb23140f79c
2. 0x27173a6d5d8fe4e67b325a2832d71fdf6e1f3a9aba83ed5f8f29cd15682e53cc
3. 0x6df97442002a56a332998cbe7bc29230bab10424ad4de3d16b7b1776d808107a
4. 0xdb541ee97586aef86830299fcfbb3213a105b95f20e2377b9f2ed791ebe7b929
5. 0xfa696d2fb0931e58799937fa136660eff6b0e964a37d43440f814da3f469b344
6. 0x1fb9edf947d5bc46d6dc7ec6b5ec8bf57bd784131e860bed26de125eb5e383b9
7. 0x95ca8ebd607d2f5fc3de2d4f321c3907ec7f1383b0b02306be61f64ae907c568
8. 0x68c2de638cdf9ca3ec4ca55adf32f22b7f776c9951d403b0aed920e505ec7868
9. 0x53c67bdb1d3e626cc757f4b27f63924b761b8cc94707dd472e67e8b057b86daf
10. 0x00d74da3fff9d6fe4a85dede5b963f221c22a19b0452a4d1e8ac22ef6eee33f3
11. 0x61b05bbbf7dc1cab60b7ef4376a8120780853f53294ef916f0ca1ea42ab3faba
12. 0xa67924ddff97316152d5df02e88a2afb8f52f3bd9e1c67393eac17c5ff1e1bd8
13. 0x484141e98bb52675010773cd752630fd28af547ec9b86a8eb55a8ef6fdf06093
14. 0xab5d80a23ca5a52b4c56f2bb72b2f4bbc10fbb76450f278d3e5eeb93a98596cb
15. 0xc1c168f06fcf5aacb7cf4877c193f1924402c94b5590a7647a022d30da984477
16. 0x63d3b15302a17641ec84d6d16c07594288ca45016a6cc12a65ca679e6cd95c97
17. 0xa448dc698494f795f2240c0e7070e8a93eb263baee21ca4185a7d03432a614d8
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1