← The evidence ledger
Evidence row 117602
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://onchaincheck.dev/base/nft
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3ca21387effffee017fd7646d4581dc4222b7990de462a33533850cab35506a8
- Leaf
- 0x0e31318adad8f325e4a4e06acfab5a6b8efbe24c15e6f4c9918d03c1dcd7e1ab
What was observed
{
"endpoints": [
[
"x402",
"https://onchaincheck.dev/base/nft"
]
],
"name": "Base Onchain Data",
"owner_address": "0x2ecb9e1fcca7a62758c679f11bc3241466d181d8",
"raw": {
"accepts": [
{
"amount": "8000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x2ECB9E1fcca7A62758c679F11bC3241466d181d8",
"scheme": "exact"
}
],
"description": "Metadata for an ERC-721 or ERC-1155 token on Base: collection name, current owner (ERC-721), token URI, and the metadata JSON fetched and decoded from IPFS, Arweave, HTTPS or an inline data URI, with a browser-loadable image URL.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"contract": "0x03c4738Ee98aE44591e1A4A4F3CaB6641d95DD9a",
"tokenId": "20339294690710288616623341905746354430592698944139542544116293784975432873833"
},
"type": "http"
},
"output": {
"example": {
"chain": "base",
"collection": "Basenames",
"contract": "0x03c4738Ee98aE44591e1A4A4F3CaB6641d95DD9a",
"fetchedFrom": "https://base.org/api/basenames/metadata/20339294690710288616623341905746354430592698944139542544116293784975432873833",
"imageUrl": "https://www.base.org/api/basenames/jesse.base.eth/assets/cardImage.svg",
"metadata": {
"description": "jesse.base.eth, a Basename",
"external_url": "https://www.base.org/name/jesse",
"image": "https://www.base.org/api/basenames/jesse.base.eth/assets/cardImage.svg",
"name": "jesse.base.eth",
"nameExpires": 2510960049
},
"owner": "0x2211d1D0020DAEA8039E46Cf1367962070d77DA9",
"standard": "ERC-721",
"tokenId": "20339294690710288616623341905746354430592698944139542544116293784975432873833",
"tokenUri": "https://base.org/api/basenames/metadata/20339294690710288616623341905746354430592698944139542544116293784975432873833"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"contract": {
"description": "NFT collection contract on Base",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"tokenId": {
"description": "Token id as a decimal string",
"pattern": "^\\d{1,78}$",
"type": "string"
}
},
"required": [
"contract",
"tokenId"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-24T07:35:05.773Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-24T07:35:05.626Z"
},
"resource": "https://onchaincheck.dev/base/nft",
"serviceName": "Base Onchain Data",
"tags": [
"base",
"onchain",
"erc20",
"token",
"wallet"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Metadata for an ERC-721 or ERC-1155 token on Base: collection name, current owner (ERC-721), token URI, and the metadata JSON fetched and decoded from IPFS, Arweave, HTTPS or an inline data URI, with a browser-loadable image URL."
}What the leaf hashes
{"body":"3ca21387effffee017fd7646d4581dc4222b7990de462a33533850cab35506a8","id":117602,"kind":"listing","method":"baseline/1","observed_us":1793025611665570,"prev":null,"subject":"x402_bazaar:https://onchaincheck.dev/base/nft","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.