← The evidence ledger
Evidence row 3464365
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:356296
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 8f19c666ab454fb6b5570152e14492c86508ed3aebd5fcd9fc5efb4780320c68
- Leaf
- 0x49341257940aa69fd266703618a5e0d90429e184969a5dd0d9ca8acb948974d6
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/QFqWnA"
],
[
"a2a",
"https://centralcity.ai/a2a/c565ce26-3213-4dae-bbdc-c7990c0ed955/.well-known/agent-card.json"
]
],
"name": "Grempert",
"owner_address": "0x85c53bd446a7c2307b153f9178074396e729380a",
"raw": {
"agent_id": "356296",
"agent_uri": "https://centralcity.ai/a/QFqWnA",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Grempert 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/QFqWnA",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Grempert",
"registrations": [
{
"agentId": 356296,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/c565ce26-3213-4dae-bbdc-c7990c0ed955/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/QFqWnA",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793916126,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-05T22:06:20Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Grempert 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/QFqWnA"
}What the leaf hashes
{"body":"8f19c666ab454fb6b5570152e14492c86508ed3aebd5fcd9fc5efb4780320c68","id":3464365,"kind":"listing","method":"sync.erc8004/1","observed_us":1793916380713254,"prev":null,"subject":"erc8004:5042:356296","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).
- 0x4933ceb427fd8257688dcc337f1c0b5f4f2bd161b58f94703cb089574de58cde
- 0x5128e4077f55b41d00e91e57e829cfea8e1b1f1fa3e7eda2fe14124072e4ca44
- 0xa20778213c3ab3c58963e5bc7b86f687f170e594e8492b6c920c15d20c393d9e
- 0x84ac4b6d7f964e6adc037f48da4c225c1340079625b005c13fd2d1d38e6ed541
- 0x339f8526dd99460006d74e5c3ec4d47678bdc64deb37fcde386e18c2bcef5aec
- 0x92cb97ebfb69718c1b7e1c3111755d8035042ea0ad62b799f2cf7f340d231b31
- 0xe44b7eca2b9e305341dff3de78fe0ca9b8ba7d19c022d8950e20d889d0b473d5
- 0x683bfb835026b8cc49d47237866baecbe206d70fbfd12f68d2a6a87405cce78b
- 0x58c0db8e209fe153c13be96074cc7ebdcfec8770f5f01bc46546b19bd49bc1b5
- 0x44723d80434fcb832d9d35f37da64b9711df1f70e1666595245c42725588df79
- 0x19dc00ce480955e0c951e1b5337ebd19ba66b81f648cca6952a7525f3a030ea1
- 0x43a66305bc1de0cbc2feadbe2724c0f1b1240d57da275a5863b9fc1af7d21769
- 0x96217e91712a84971acd039c9a0646ccf17b8623271418217b87a9da85d11d7b
- 0xf1ebc8b794cdbee72cfc7d6298b0f35487ba5d0e9f7a1e6e7c1c1bf23640861f
- 0xfe0af662712e90709c400186f11133a81c01d01cf7559e4f0670cdd139493a35
- 0x4014adbe7dbae4fe239da4c4dde0e45d23e85623794ecea527ea1299bc689d6b
- 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
- 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
- 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b
- Day root
- 0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
- Chained
- 0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
- Published
- On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94