← The evidence ledger
Evidence row 2201532
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://nasa-media.x402tookit.com/nasa-metadata
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a9a5c9dc28062fb808924e850a86ea59a50d28ff93b853875c93466b0a3d9401
- Leaf
- 0x504bd7c5dca325b53a4f0b5112e799b430ffc26bf8fa86b8f202245c56c9ead5
What was observed
{
"endpoints": [
[
"x402",
"https://nasa-media.x402tookit.com/nasa-metadata"
]
],
"name": "NASA Media Library",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "30000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "EXIF-style metadata summary for a NASA library item: title, dates, size, camera, keywords, credit and copyright fields.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"nasa_id": "as11-40-5874"
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-21T05:54:05.725Z",
"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.",
"libraryRecord": {
"center": "JSC",
"collectionUrl": "https://images-assets.nasa.gov/image/as11-40-5874/collection.json",
"copyright": null,
"dateCreated": "1969-07-21T00:00:00Z",
"description": "AS11-40-5874 (20 July 1969) --- Astronaut Edwin E. Aldrin Jr., lunar module pilot of the first lunar landing mission, poses for a photograph beside the deployed United States flag during Apollo 11 ext…",
"keywords": [
"APOLLO 11 FLIGHT",
"MOON",
"…5 more"
],
"location": null,
"mediaType": "image",
"nasaId": "as11-40-5874",
"photographer": null,
"rightsReview": false,
"secondaryCreator": null,
"thumbnail": "https://images-assets.nasa.gov/image/as11-40-5874/as11-40-5874~thumb.jpg",
"title": "Apollo 11 Mission image - Astronaut Edwin Aldrin poses beside th",
"year": 1969
},
"metadata": {
"camera": null,
"center": "JSC",
"copyright": null,
"creator": null,
"credit": null,
"dateCreated": "1969:07:21",
"description": "AS11-40-5874 (20 July 1969) --- Astronaut Edwin E. Aldrin Jr., lunar module pilot of the first lunar landing mission, poses for a photograph beside the deployed United States flag during Apollo 11 ext…",
"duration": null,
"exposure": {
"aperture": null,
"iso": null,
"shutter": null
},
"fieldGroups": {
"APP14": 4,
"AVAIL": 13,
"Composite": 4,
"EXIF": 20,
"ExifTool": 1,
"File": 16,
"ICC_Profile": 39,
"IPTC": 7,
"Photoshop": 12,
"XMP": 26,
"other": 1
},
"fileSize": "2 MB",
"height": 3882,
"keywords": [
"APOLLO 11 FLIGHT",
"MOON",
"…5 more"
],
"lens": null,
"mimeType": "image/jpeg",
"software": "Adobe Photoshop CS6 (Windows)",
"title": "Apollo 11 Mission image - Astronaut Edwin Aldrin poses beside th",
"totalFields": 143,
"width": 3922
},
"nasaId": "as11-40-5874",
"notChecked": [
"whether embedded metadata is accurate (it is the uploader's)",
"usage rights beyond the fields shown",
"…1 more"
],
"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…"
],
"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…",
"rightsReview": false,
"source": "NASA Image and Video Library",
"sourceUrl": "https://images.nasa.gov",
"summary": "143 metadata field(s) for as11-40-5874: Apollo 11 Mission image - Astronaut Edwin Aldrin poses beside th.",
"verdict": "METADATA_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"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"libraryRecord": {
"properties": {
"center": {
"type": [
"null",
"string"
]
},
"collectionUrl": {
"type": [
"null",
"string"
]
},
"copyright": {},
"dateCreated": {
"type": [
"null",
"string"
]
},
"description": {
"type": [
"null",
"string"
]
},
"keywords": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"location": {},
"mediaType": {
"type": [
"null",
"string"
]
},
"nasaId": {
"type": [
"null",
"string"
]
},
"photographer": {},
"rightsReview": {
"type": [
"boolean",
"null"
]
},
"secondaryCreator": {},
"thumbnail": {
"type": [
"null",
"string"
]
},
"title": {
"type": [
"null",
"string"
]
},
"year": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"metadata": {
"properties": {
"camera": {},
"center": {
"type": [
"null",
"string"
]
},
"copyright": {},
"creator": {},
"credit": {},
"dateCreated": {
"type": [
"null",
"string"
]
},
"description": {
"type": [
"null",
"string"
]
},
"duration": {},
"exposure": {
"properties": {
"aperture": {},
"iso": {},
"shutter": {}
},
"type": [
"null",
"object"
]
},
"fieldGroups": {
"properties": {
"APP14": {
"type": [
"null",
"number"
]
},
"AVAIL": {
"type": [
"null",
"number"
]
},
"Composite": {
"type": [
"null",
"number"
]
},
"EXIF": {
"type": [
"null",
"number"
]
},
"ExifTool": {
"type": [
"null",
"number"
]
},
"File": {
"type": [
"null",
"number"
]
},
"ICC_Profile": {
"type": [
"null",
"number"
]
},
"IPTC": {
"type": [
"null",
"number"
]
},
"Photoshop": {
"type": [
"null",
"number"
]
},
"XMP": {
"type": [
"null",
"number"
]
},
"other": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"fileSize": {
"type": [
"null",
"string"
]
},
"height": {
"type": [
"null",
"number"
]
},
"keywords": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"lens": {},
"mimeType": {
"type": [
"null",
"string"
]
},
"software": {
"type": [
"null",
"string"
]
},
"title": {
"type": [
"null",
"string"
]
},
"totalFields": {
"type": [
"null",
"number"
]
},
"width": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"nasaId": {
"type": [
"null",
"string"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"rightsNote": {
"type": [
"null",
"string"
]
},
"rightsReview": {
"type": [
"boolean",
"null"
]
},
"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": "2026-11-01T23:40:19.049Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T23:40:18.868Z"
},
"resource": "https://nasa-media.x402tookit.com/nasa-metadata",
"serviceName": "NASA Media Library",
"tags": [
"nasa",
"metadata",
"exif",
"rights"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "EXIF-style metadata summary for a NASA library item: title, dates, size, camera, keywords, credit and copyright fields."
}What the leaf hashes
{"body":"a9a5c9dc28062fb808924e850a86ea59a50d28ff93b853875c93466b0a3d9401","id":2201532,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646805866553,"prev":null,"subject":"x402_bazaar:https://nasa-media.x402tookit.com/nasa-metadata","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).
- 0x504bb6ec33109d9e870f27246c9bc3fa3ab6f23f906c2d52f42a6972e925bad9
- 0x8cb81aad0149b7b262655655d2e33883d4c5cb52109759a7e7ad912250b6a3fd
- 0xb1556966174d4c0d71f8430eda90f9b25cb71c40e72f01d0124c7114f44d9e67
- 0x783dc8199ff9776b3c5a01ded3175dc8a896de13a4cc21475e2c558f8ac1fb2d
- 0x5d4e8b24b69ef5ad080ef0efd16eca316ee064fb9e4b8a20b237d9d6468e8e13
- 0x9230e74c14c38015b54f4fd83213664469944f5fa245d08a56c1aaeb77039187
- 0xa3d173d1bd2a03ce98001a9cabf9df75525a7cf16cc2a697391b7fece4d8cf6d
- 0xbb479ed9b23d6f0eba47ed100c9f8cf87f390dcec764e399e1bbdcb82716ec1c
- 0x261654b93ea7aef180cc6ffeb0ab211e1c393f4c03e995f57a7b88e73418a982
- 0x605e3971d6d14e252545bf385dd09b36681487c7f47c6db0754cf709e828692f
- 0x3f5fffad2668ae3c9ceb042c4134cd873b781240805b82b02ea21269e35be287
- 0x35f84c0e4e28cd4a63c3ad6490420fe24bf67bba5f080e714a71d6cb0d991695
- 0x2f0e87a22fc6aaaa04d17a8f1c5dda340b8d3c208a1b8e26986aed7f54ec42a7
- 0xa96ecfe7ab9f1788120ca262a1b69b7b258160df41b4041d36fcd211c95d26d9
- 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
- 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
- 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
- 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af