← The evidence ledger
Evidence row 2202142
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://calendar-systems.x402tookit.com/moon-phase
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 79fc9ad67e457da22cea9dbc5e89bf84ce5661da83149f7d6413021927292286
- Leaf
- 0xd638a4b19a0e582a9f9f6e9569675f98a09722c16da019d41fde497f7d9bdd1a
What was observed
{
"endpoints": [
[
"x402",
"https://calendar-systems.x402tookit.com/moon-phase"
]
],
"name": "Calendar Systems",
"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": "Moon phase name, age in days, approximate illumination and the previous/next new, quarter and full moon times for a date.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"date": "2024-04-08",
"time": "19:00"
},
"type": "http"
},
"output": {
"example": {
"ageDays": 0.027,
"asOf": "2026-10-11T08:54:34.423Z",
"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.",
"elongationDeg": 0.3,
"illuminationFraction": 0,
"lunationLengthDays": 29.376,
"meanSynodicMonthDays": 29.530588861,
"nextFirstQuarter": "2024-04-15T19:13Z",
"nextFullMoon": "2024-04-23T23:49Z",
"nextLastQuarter": "2024-05-01T11:27Z",
"nextNewMoon": "2024-05-08T03:22Z",
"notChecked": [
"libration, distance (supermoon) and the Moon's rise, set or position",
"visibility: weather, horizon and local time zone",
"…2 more"
],
"phase": "New Moon",
"previousFullMoon": "2024-03-25T07:00Z",
"previousNewMoon": "2024-04-08T18:21Z",
"reasons": [
"Age is the time since the most recent new moon (the mean lunation is 29.53 days but real ones run 29.3 to 29.8).",
"Names: within 12 hours of a principal phase it is called that phase; otherwise crescent or gibbous, waxing or waning."
],
"source": "Meeus, Astronomical Algorithms ch. 49 (principal phases), Espenak/Meeus Delta T; computed locally",
"summary": "2024-04-08 19:00 UTC: New Moon, 0 days old, about 0 percent illuminated.",
"timeBasis": "UTC",
"verdict": "NEW_MOON",
"waxing": true,
"weekday": "Monday"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"date": {
"description": "YYYY-MM-DD, 1900 to 2100",
"type": "string"
},
"time": {
"description": "UTC time HH:MM, default 12:00",
"type": "string"
}
},
"required": [
"date"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"ageDays": {
"type": [
"null",
"number"
]
},
"asOf": {
"type": [
"null",
"string"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"elongationDeg": {
"type": [
"null",
"number"
]
},
"illuminationFraction": {
"type": [
"null",
"number"
]
},
"lunationLengthDays": {
"type": [
"null",
"number"
]
},
"meanSynodicMonthDays": {
"type": [
"null",
"number"
]
},
"nextFirstQuarter": {
"type": [
"null",
"string"
]
},
"nextFullMoon": {
"type": [
"null",
"string"
]
},
"nextLastQuarter": {
"type": [
"null",
"string"
]
},
"nextNewMoon": {
"type": [
"null",
"string"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"phase": {
"type": [
"null",
"string"
]
},
"previousFullMoon": {
"type": [
"null",
"string"
]
},
"previousNewMoon": {
"type": [
"null",
"string"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"source": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"timeBasis": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
"null",
"string"
]
},
"waxing": {
"type": [
"boolean",
"null"
]
},
"weekday": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T22:40:32.748Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-11-01T22:40:32.587Z"
},
"resource": "https://calendar-systems.x402tookit.com/moon-phase",
"serviceName": "Calendar Systems",
"tags": [
"moon-phase",
"astronomy",
"lunar",
"calendar"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Moon phase name, age in days, approximate illumination and the previous/next new, quarter and full moon times for a date."
}What the leaf hashes
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Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
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- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af