← The evidence ledger
Evidence row 119370
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://saylorinnovations.com/api/astronomy/sun-position
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- d34b53a841c439f046ed27f8066de7b8304b226b976127d69aaf515b2845ec82
- Leaf
- 0x04f6cafc96e5e2acbda2263301f80a4a55684a3f0cfb490bf76a2c9b6b6e25b2
What was observed
{
"endpoints": [
[
"x402",
"https://saylorinnovations.com/api/astronomy/sun-position"
]
],
"name": "Saylor Innovations Data Desk",
"owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:sun-position",
"name": "USD Coin",
"note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:sun-position",
"name": "USD Coin",
"note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:137",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:sun-position",
"name": "USD Coin",
"note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:42161",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88",
"memo": "saylor:datadesk:sun-position",
"reference": "BdnaDjScH9dK2Fm89XzCLAe76yJmfj6nb7x7JgBGFLog",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpzdW4tcG9zaXRpb24iLCJyZWZlcmVuY2UiOiJCZG5hRGpTY0g5ZEsyRm04OVh6Q0xBZTc2eUptZmo2bmI3eDdKZ0JHRkxvZyIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6IkVQakZXZGQ1QXVmcVNTcWVNMnFOMXh6eWJhcEM4RzR3RUdHa1p3eVREdDF2IiwibWluQW1vdW50IjoxMDAwMCwiZXhwIjoxNzkyNDE3NDM3NjI1fQ.RhkxY78Da8MTQM-vTF3g5_R3xOwqFmP05aGfdSlVrVU"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
"extra": {
"feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88",
"memo": "saylor:datadesk:sun-position",
"reference": "7mg51AZPN1s7uD77Yad2XSfA1QGrN9arVDa4Ry2dXnmE",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpzdW4tcG9zaXRpb24iLCJyZWZlcmVuY2UiOiI3bWc1MUFaUE4xczd1RDc3WWFkMlhTZkExUUdyTjlhclZEYTRSeTJkWG5tRSIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6IkVzOXZNRnJ6YUNFUm1KZnJGNEgyRllENEtDb05rWTExTWNDZThCZW53TllCIiwibWluQW1vdW50IjoxMDAwMCwiZXhwIjoxNzkyNDE3NDM3NjI1fQ.D-799I_M02oNfYw_kPY3kKm95fmFT_Ox5tuFNBALCow"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
},
{
"amount": "92742",
"asset": "So11111111111111111111111111111111111111112",
"extra": {
"memo": "saylor:datadesk:sun-position",
"native": true,
"note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
"quotedLamports": "95611",
"reference": "Asn6o4WdN1VGofHySSgVJ2rafdLGjy9PG677RN1uqdKR",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpzdW4tcG9zaXRpb24iLCJyZWZlcmVuY2UiOiJBc242bzRXZE4xVkdvZkh5U1NnVkoycmFmZExHank5UEc2NzdSTjF1cWRLUiIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6bnVsbCwibWluQW1vdW50Ijo5Mjc0MiwiZXhwIjoxNzkyNDE3NDM3NjI1fQ.HHxfmHvHqC92BozpSwVziT_9D1NrBGR3xAbpHYEAKtQ",
"solUsdPrice": 104.59
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
}
],
"description": "Sun azimuth and elevation for any place and time, plus sunrise, solar noon, sunset, civil to astronomical twilight, day length and polar day or night",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"lat": "51.5",
"lon": "-0.12",
"time": "2026-06-21T12:00:00Z"
},
"type": "http"
},
"output": {
"example": {
"astronomical_dawn": null,
"astronomical_dusk": null,
"azimuth_deg": 178.88,
"civil_dawn": "2026-06-21T02:55:25.075Z",
"civil_dusk": "2026-06-21T21:09:11.479Z",
"compass": "S",
"day_length_hours": 16.638,
"declination_deg": 23.438,
"elevation_deg": 61.94,
"elevation_geometric_deg": 61.93,
"equation_of_time_min": -1.82,
"is_daylight": true,
"lat": 51.5,
"lon": -0.12,
"nautical_dawn": "2026-06-21T01:40:48.732Z",
"nautical_dusk": "2026-06-21T22:23:47.822Z",
"note": "NOAA solar position algorithm, accurate to about a minute for sunrise and sunset between 70N and 70S; times are UTC and refer to the local solar day.",
"phase": "day",
"polar_day": false,
"polar_night": false,
"solar_noon": "2026-06-21T12:02:18.277Z",
"source": "NOAA Global Monitoring Laboratory solar calculation method",
"sunrise": "2026-06-21T03:43:10.313Z",
"sunset": "2026-06-21T20:21:26.241Z",
"time": "2026-06-21T12:00:00.000Z"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"lat": {
"description": "Latitude, -90 to 90",
"type": "string"
},
"lon": {
"description": "Longitude, -180 to 180",
"type": "string"
},
"time": {
"description": "optional ISO 8601 time, default now",
"type": "string"
}
},
"required": [
"lat",
"lon"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"astronomical_dawn": {
"description": "Astronomical dawn"
},
"astronomical_dusk": {
"description": "Astronomical dusk"
},
"azimuth_deg": {
"description": "Azimuth, in degrees",
"type": "number"
},
"civil_dawn": {
"description": "Civil dawn",
"type": [
"string",
"null"
]
},
"civil_dusk": {
"description": "Civil dusk",
"type": [
"string",
"null"
]
},
"compass": {
"description": "16-point compass direction of the sun",
"type": "string"
},
"day_length_hours": {
"description": "Day length, in hours",
"type": "number"
},
"declination_deg": {
"description": "Declination, in degrees",
"type": [
"number",
"null"
]
},
"elevation_deg": {
"description": "Elevation, in degrees",
"type": "number"
},
"elevation_geometric_deg": {
"description": "Elevation geometric, in degrees",
"type": [
"number",
"null"
]
},
"equation_of_time_min": {
"description": "Equation of time, in minutes",
"type": [
"number",
"null"
]
},
"is_daylight": {
"description": "True when this is daylight",
"type": "boolean"
},
"lat": {
"description": "Latitude in decimal degrees",
"type": "number"
},
"lon": {
"description": "Longitude in decimal degrees",
"type": "number"
},
"nautical_dawn": {
"description": "Nautical dawn",
"type": [
"string",
"null"
]
},
"nautical_dusk": {
"description": "Nautical dusk",
"type": [
"string",
"null"
]
},
"note": {
"description": "Caveat or context for reading the result",
"type": "string"
},
"phase": {
"description": "Sky phase: day, civil, nautical or astronomical twilight, or night",
"type": "string"
},
"polar_day": {
"description": "Polar day",
"type": "boolean"
},
"polar_night": {
"description": "Polar night",
"type": "boolean"
},
"solar_noon": {
"description": "Solar noon",
"type": "string"
},
"source": {
"description": "Data source the values come from",
"type": "string"
},
"sunrise": {
"description": "Sunrise time (UTC), null in polar day or night",
"type": [
"string",
"null"
]
},
"sunset": {
"description": "Sunset time (UTC), null in polar day or night",
"type": [
"string",
"null"
]
},
"time": {
"description": "Time",
"type": "string"
}
},
"required": [
"lat",
"lon",
"elevation_deg",
"azimuth_deg"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791811517/bazaar-icons/bc5e2b3d111ebbef.jpg",
"lastUpdated": "2026-10-19T13:41:57.681Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-19T13:41:57.471Z"
},
"resource": "https://saylorinnovations.com/api/astronomy/sun-position",
"serviceName": "Saylor Innovations Data Desk",
"tags": [
"where is the sun right now",
"sun azimuth and elevation",
"sunrise and sunset time",
"golden hour or twilight time",
"day length on the summer"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Sun azimuth and elevation for any place and time, plus sunrise, solar noon, sunset, civil to astronomical twilight, day length and polar day or night"
}What the leaf hashes
{"body":"d34b53a841c439f046ed27f8066de7b8304b226b976127d69aaf515b2845ec82","id":119370,"kind":"listing","method":"baseline/1","observed_us":1793025615206918,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/astronomy/sun-position","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x04f709952bab4be9163e45b3986a09e298fca35fd7508c36345554ecfe72d4ce
- 0x6250baab73a0bca3f479636c44017d4276a2b15400c2576847453ab0f9fa5b54
- 0x7c183b0f93550612cc332b97c824ca35c8b84276c1371220f113333d657ed892
- 0x3b2764857729a5aa40cf8704975736332bc271513cc5cf6dc04753cca8218e71
- 0x5cc9a3e165626b5c3885c28b8451e66615323a2c51872148307c926f1b63cd4a
- 0x2dc7eb3a9f7c8e8ab3fc9c150f080905f87a52f76e5f81b7806d7f44d481c6e1
- 0x8407cb8887275c21b470cdf336e32e0491a865d26fc32f1692681790290d77d1
- 0x0b3fd1312bce2f5a139dcc36172696cae418918514f1006f7a6ddacab2da3887
- 0x55411d837fa5bfd1696efec1261444e84a8d06104258055f86abb3f74e848f90
- 0xa3fd99b4d14aebe36a36910f38fbd23ee9ab7b5d169eb4cf8da16b4084155357
- 0xbc986b35695070cad9d398880439ec872b3a6634ffe7036fde0d0dfde7eabfda
- 0x23033d81d9f4be06225e4276d276e0e8e02abc173d156a1b9a8fd5e4803ad199
- 0x610fdf3e989af0a6b4a400a3a8aab9156d757f8c96efe4e9d0594dfd04de1cc0
- 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
- 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
- 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae