Evidence row 292883

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Use this when the user asks what the moon looked like on a date (birthday, wedding, first date), the moon phase today or tonight, whether two people's birthday moons complete each other (\"our moons make a full moon\"), or wants a moon phase calendar for a month. Returns phase name, illumination %, moon age, waxing/waning, exact phase times and the next full and new moon, computed with astronomical algorithms. Does not give astrology readings, tides or moonrise times. Do not use for planets or eclipses.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "city": {
            "description": "City (with state or country if ambiguous) that sets the time zone and hemisphere, e.g. \"Austin, Texas\" or \"Sydney, Australia\". Without it, dates are read in UTC.",
            "maxLength": 120,
            "type": "string"
          },
          "dates": {
            "description": "Dates to look up as YYYY-MM-DD, optionally with a local time YYYY-MM-DDTHH:MM, e.g. [\"1998-07-14\"] for a birthday or [\"1996-05-02\", \"1997-11-20\"] for a couple. Omit for the Moon right now.",
            "items": {
              "maxLength": 40,
              "type": "string"
            },
            "maxItems": 12,
            "type": "array"
          },
          "labels": {
            "description": "Optional names for the dates in the same order, e.g. [\"Anna\", \"Ben\"].",
            "items": {
              "maxLength": 40,
              "type": "string"
            },
            "maxItems": 12,
            "type": "array"
          },
          "month": {
            "description": "A month YYYY-MM for a moon-phase calendar of every day plus the exact new, quarter and full moon times, e.g. 2026-01.",
            "maxLength": 24,
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "find_moon_phase"
    },
    {
      "description": "Use this when the user wants a printable moon phase poster: the moon on one special date, two dates side by side (\"our moons\" couple print), or a lunar calendar of a whole year. Computes the real phases and returns a preview plus vector PDFs (12x18 in, 18x24 in, A3, Letter, A4) and SVG. Does not sell or ship prints. Do not use for a quick phase answer without a poster; that is find_moon_phase.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "city": {
            "description": "City for the time zone and hemisphere (southern hemisphere moons are drawn mirrored), e.g. \"Melbourne, Australia\". Default UTC.",
            "maxLength": 120,
            "type": "string"
          },
          "dates": {
            "description": "For moon: one date; for pair: two dates. YYYY-MM-DD, optionally with a local time YYYY-MM-DDTHH:MM, e.g. [\"1995-03-14\", \"1996-09-02\"].",
            "items": {
              "maxLength": 40,
              "type": "string"
            },
            "maxItems": 2,
            "type": "array"
          },
          "kind": {
            "description": "moon: one date's moon as a large print; pair: two dates side by side (e.g. two birthdays) with whether they complete each other; year: a lunar calendar of all 365 days. Example: pair.",
            "enum": [
              "moon",
              "pair",
              "year"
            ],
            "type": "string"
          },
          "labels": {
            "description": "Optional names under each moon for pair, e.g. [\"Mia\", \"Leo\"].",
            "items": {
              "maxLength": 40,
              "type": "string"
            },
            "maxItems": 2,
            "type": "array"
          },
          "message": {
            "description": "Short line under the title, e.g. \"Mia, 14 March 1995\".",
            "maxLength": 160,
            "type": "string"
          },
          "theme": {
            "description": "midnight (default), black, paper, or ink.",
            "enum": [
              "midnight",
              "black",
              "paper",
              "ink"
            ],
            "type": "string"
          },
          "title": {
            "description": "Poster headline, e.g. \"The moon on the day you were born\".",
            "maxLength": 80,
            "type": "string"
          },
          "year": {
            "description": "For year: the calendar year, e.g. 2027.",
            "maximum": 2200,
            "minimum": 1800,
            "type": "integer"
          }
        },
        "required": [
          "kind"
        ],
        "type": "object"
      },
      "name": "generate_moon_poster"
    },
    {
      "description": "Use this when the user wants a star map or night sky poster for a date and place: the sky over a city on a birthday, wedding, anniversary or the night they met, or the sky tonight. Computes the real positions of about 2,900 stars, constellation lines and the Moon for the city's local time (time zones and DST handled) and returns a preview plus vector poster PDFs (12x18 in, 18x24 in, A3, Letter, A4) and SVG. Takes a city name, not coordinates. Does not draw planets and is not for navigation or telescope pointing.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "city": {
            "description": "City the sky is seen from, with state or country if ambiguous, e.g. \"Austin, Texas\", \"Paris, France\", \"Kraków\". Not coordinates.",
            "maxLength": 120,
            "minLength": 1,
            "type": "string"
          },
          "constellations": {
            "description": "Draw constellation lines, e.g. true (default).",
            "type": "boolean"
          },
          "date": {
            "description": "Local date YYYY-MM-DD, e.g. 2019-06-21, or \"tonight\" for the sky tonight.",
            "maxLength": 40,
            "type": "string"
          },
          "labels": {
            "description": "Label the brightest stars and constellations, e.g. false (default, cleaner keepsake look).",
            "type": "boolean"
          },
          "message": {
            "description": "Short line under the title, e.g. \"Under these stars, forever began\".",
            "maxLength": 160,
            "type": "string"
          },
          "show_moon": {
            "description": "Draw the Moon in its real position and phase when it is above the horizon, e.g. true (default).",
            "type": "boolean"
          },
          "theme": {
            "description": "Colour style: midnight (navy and gold, default), black, paper (cream with a navy sky disc), ink (white, printer-friendly).",
            "enum": [
              "midnight",
              "black",
              "paper",
              "ink"
            ],
            "type": "string"
          },
          "time": {
            "description": "Local clock time HH:MM (24 h) or 9:30 pm, e.g. 22:15. Default 21:00.",
            "maxLength": 16,
            "type": "string"
          },
          "title": {
            "description": "Poster headline, e.g. \"The night we met\".",
            "maxLength": 80,
            "type": "string"
          }
        },
        "required": [
          "city",
          "date"
        ],
        "type": "object"
      },
      "name": "generate_star_map"
    }
  ]
}

What the leaf hashes

{"body":"d384ab07e1730f72a5e363034c9c94143f94d66c749d251ed77d822cbe122cbe","id":292883,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793049016493869,"prev":null,"subject":"17922802-314c-4ccd-a3d7-2de5407543fe","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xc4e2dc1a03ec922c235e8719d1fd24f871885ca1d8e57da6fc36d30ac6da98f7
2. 0xe2563ba720588ae034a70db94fa301c6ec8fb56ae7d5d4b7abc4c723b86bc75e
3. 0xa95505296ca561810aab5513fd767fc3d1ef8307cf80f4149dfc77d97e534145
4. 0xaf510ddde0720657ebbd9996c6e8e738f1e5efd70d022578ea6e60f9fb52e778
5. 0xbb5e240f086b0810b84b1e2ccf3717693e6064980bbf4c3f223aa32dfc435c93
6. 0xde2c17e646ca82ffe2284e2719f7cd66a2e32adebe3b4eb36e793778f728790e
7. 0x23b1f1b356bdeb9bc6d872b762ccd9510651bd76c92070847ce654ea0582eb32
8. 0x22d3b29ba2ccd8f50c09acbec4c3c1d9527bd3c9cd90bed7e6e25c7a34cdda9e
9. 0x0aaa0fc7f6b1e014f71cabe15ae65df3a64e05db353716b554b870df619811dd
10. 0xae71c3940eac3236f4c68fb44d25cc1262b73d017fd7c18fbff1248c2e850602
11. 0x463fef738ef71a01d4aa9ac1c6836fcf6802cdaa7de01bbe42397d79d35d8671
12. 0x4d1a020de7fc0aa076daeb62ebb904d51ac6c607b605eb63a7855f34d7b69f1b
13. 0x641fba1f23ec69d96721e34ace1926954d835b9614cb5eae215a069c056399b8
14. 0xdbe2e8dd65ea1248b2936612538f18268abd5cf27ebdab3737694571ad496004
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae