← The evidence ledger
Evidence row 2201536
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://nasa-media.x402tookit.com/nasa-asset
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 4c55a26c44fd404af048fae3bc0b13f73ad7c85adcf3737fd63d055ff1354adb
- Leaf
- 0x5ebee4539a023eebce6475c6cf0d544f6941c6efd832bbd07e42d3ac9e37ad24
What was observed
{
"endpoints": [
[
"x402",
"https://nasa-media.x402tookit.com/nasa-asset"
]
],
"name": "NASA Media Library",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "List the file URLs for a NASA library item by nasa_id: original, large, medium, small, thumbnail, captions, metadata.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"nasa_id": "as11-40-5874"
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-21T05:54:03.994Z",
"bestDownload": "https://images-assets.nasa.gov/image/as11-40-5874/as11-40-5874~orig.jpg",
"byRole": {
"large": 1,
"medium": 1,
"metadata": 1,
"original": 1,
"small": 1,
"thumb": 1
},
"degraded": false,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"fileCount": 6,
"files": [
{
"format": "jpg",
"role": "original",
"url": "https://images-assets.nasa.gov/image/as11-40-5874/as11-40-5874~orig.jpg"
},
{
"format": "jpg",
"role": "large",
"url": "https://images-assets.nasa.gov/image/as11-40-5874/as11-40-5874~large.jpg"
}
],
"nasaId": "as11-40-5874",
"notChecked": [
"file sizes and whether each URL currently downloads",
"usage rights (see /nasa-metadata)"
],
"reasons": [
"NASA-created media is generally not copyrighted in the United States, but some items carry third-party or partner rights. Check the copyright and secondary_creator fields and NASA's media usage guidel…",
"Original files can be very large; use /nasa-metadata for rights fields before reuse."
],
"rightsNote": "NASA-created media is generally not copyrighted in the United States, but some items carry third-party or partner rights. Check the copyright and secondary_creator fields and NASA's media usage guidel…",
"source": "NASA Image and Video Library",
"sourceUrl": "https://images.nasa.gov",
"summary": "6 file(s) for as11-40-5874; best download as11-40-5874~orig.jpg.",
"verdict": "ASSET_FILES_FOUND"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"nasa_id": {
"description": "NASA library id such as as11-40-5874 (from /nasa-search), up to 120 characters",
"type": "string"
}
},
"required": [
"nasa_id"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"bestDownload": {
"type": [
"null",
"string"
]
},
"byRole": {
"properties": {
"large": {
"type": [
"null",
"number"
]
},
"medium": {
"type": [
"null",
"number"
]
},
"metadata": {
"type": [
"null",
"number"
]
},
"original": {
"type": [
"null",
"number"
]
},
"small": {
"type": [
"null",
"number"
]
},
"thumb": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"fileCount": {
"type": [
"null",
"number"
]
},
"files": {
"items": {
"properties": {
"format": {
"type": [
"null",
"string"
]
},
"role": {
"type": [
"null",
"string"
]
},
"url": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"nasaId": {
"type": [
"null",
"string"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"rightsNote": {
"type": [
"null",
"string"
]
},
"source": {
"type": [
"null",
"string"
]
},
"sourceUrl": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T23:40:06.783Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T23:40:06.539Z"
},
"resource": "https://nasa-media.x402tookit.com/nasa-asset",
"serviceName": "NASA Media Library",
"tags": [
"nasa",
"images",
"video",
"assets"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "List the file URLs for a NASA library item by nasa_id: original, large, medium, small, thumbnail, captions, metadata."
}What the leaf hashes
{"body":"4c55a26c44fd404af048fae3bc0b13f73ad7c85adcf3737fd63d055ff1354adb","id":2201536,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646805884476,"prev":null,"subject":"x402_bazaar:https://nasa-media.x402tookit.com/nasa-asset","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).
- 0x5ebf004f066c595bf9827f722c775967308835e8c29a7a0fb15a98c4a180f042
- 0x8f45922653c18b432eb35adadebaebeb23aa1e1c9728e5af84d5bea9b16ad7c8
- 0x3e9bb6d416d15aaff13bd560a74a0a014e4719f35710a6df95fe6cee39e2a8a6
- 0xca92ba1c0d43e24dd4790dca3a589859810ea26335ad8a067d7b130f0cc32780
- 0xb475ac58399ba34550b38503ead30222adc14f0270fe33716793fb115b64abae
- 0x890ec239a418d397a9236cc4f8bab5a7921d1ba11e83fbf6db98436fd1e86b67
- 0x8ea74e76c06618d6d85d30ca3c283904b0748056cc0fad4c94cd9e15ce14c741
- 0xb9842be7736c15aae555a9303b957187aa64519503b4a09c43a284157ebc0631
- 0x9b3ad7eafcdc4948ed48408efa2c1f25df3fc9fc6b96a036d851aeec95a120ec
- 0x550ef2d19358bd4bfa4e64988525bcde713955ec10dcf90292c71b6d5e811756
- 0xad6a1cb56b25af650c3d324d1fb07889131fb5ee32708a6156bdf86d5d7516d5
- 0xf22eed74e06b82fc2a964f9eaba6330ee509c52339b4be9824a1720eb2cb0cee
- 0xd7d3bfe4670fa6bdde44d198ca661840b2abfe18e9099f606cc8dbc11ac3c436
- 0x6ae97c2bdc679e3326a739627f6c3a307d7e25e547b9bf23dbf2622fb26d858e
- 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
- 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
- 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
- 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af