Evidence row 306400

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Sunrise, sunset, solar noon, day length, civil/nautical/astronomical twilight, dawn/dusk, first/last light, golden hour, blue hour, sunrise/sunset azimuth, solar noon altitude, moonrise/moonset, moon phase and illumination for any coordinates on Earth and any date. Times are ISO 8601 in the local timezone of the location. Polar day/night handled via sun_status (normal | midnight_sun | polar_night); events that do not occur are null.",
      "inputSchema": {
        "properties": {
          "date": {
            "description": "'today' (default), 'tomorrow' or YYYY-MM-DD. Relative dates resolve in the local timezone of the coordinates.",
            "type": "string"
          },
          "lat": {
            "description": "Latitude in decimal degrees.",
            "maximum": 90,
            "minimum": -90,
            "type": "number"
          },
          "lng": {
            "description": "Longitude in decimal degrees.",
            "maximum": 180,
            "minimum": -180,
            "type": "number"
          },
          "tz": {
            "description": "IANA timezone like 'Europe/Madrid'. Omit to use the local timezone of the coordinates, resolved automatically (recommended).",
            "type": "string"
          }
        },
        "required": [
          "lat",
          "lng"
        ],
        "type": "object"
      },
      "name": "get_sun_times"
    },
    {
      "description": "Same per-day data as get_sun_times but for an inclusive date range (up to 366 days) in a single call. Use this instead of repeated get_sun_times calls when you need several consecutive days. The days array may contain fewer entries than the number of dates requested: calendar days that never existed in that timezone (Samoa skipped 30 December 2011 when it crossed the date line) are left out, so read each entry's date field instead of assuming one per requested date.",
      "inputSchema": {
        "properties": {
          "date_end": {
            "description": "Last day (inclusive), YYYY-MM-DD. The range covers at most 366 days counting both ends, so date_end can be at most 365 days after date_start.",
            "type": "string"
          },
          "date_start": {
            "description": "First day, YYYY-MM-DD.",
            "type": "string"
          },
          "lat": {
            "description": "Latitude in decimal degrees.",
            "maximum": 90,
            "minimum": -90,
            "type": "number"
          },
          "lng": {
            "description": "Longitude in decimal degrees.",
            "maximum": 180,
            "minimum": -180,
            "type": "number"
          },
          "tz": {
            "description": "IANA timezone like 'Europe/Madrid'. Omit to use the local timezone of the coordinates, resolved automatically (recommended).",
            "type": "string"
          }
        },
        "required": [
          "lat",
          "lng",
          "date_start",
          "date_end"
        ],
        "type": "object"
      },
      "name": "get_sun_times_range"
    }
  ]
}

What the leaf hashes

{"body":"6708262c77581db28b27a321622637e93527a76d9f8c6607b6b49ec228da0038","id":306400,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793056975085268,"prev":null,"subject":"343133a1-16f2-4874-93ea-00bb597423cd","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. 0x415e685bd23393a9fcfd0dc972b38404510e1765b9e73c730fa4372cec278a4b
2. 0xb385905d3ef9d81bc01d98ac974fe654134f484e8e705b253c4f9984bd70c8a1
3. 0x50f4a5508a065a5e6b82f568c4e95af76845281a32e3d923fbeccc0b24b8b891
4. 0x311a9eaf71c67a54f87f8fe4f1be6cdbf2d3086fc50d0cfdf0e255f38044e896
5. 0x11b8aa0ca3e9f4be6ac2cc7865e20e6cf0480372df6789810828d7b569db2ce4
6. 0x5656bd61d41a06cd8cb3e5e8b0412717e4934f1df0752a1f7dd7db8e0965593a
7. 0x050ec079000cf8617865dec5ed4e874252f6dd29a6101ce1afa83862899efbe9
8. 0xe81fadce88f0bdaedc7b91055ea920cd088ae47f93f62f653db96321630d4654
9. 0x49ba577391c12d866413e21970938b593b2e367b6455832ffa1a4f58c8ec99b6
10. 0x5abcabf96a8e684fe6e262d534520acf62828f31c0a7a0f29ffa7346f72de9b1
11. 0x475d2fbee38b77be440946f3f083a3953187376db2f7f57a3a3db41905aa12b6
12. 0xe2bb2a30c74e0bf16b8b75c332bdd45334d0338bef3f3022b7ea7b55718e1369
13. 0xd406739acce2ba016f8d49081b15f266a4ea4a0b0fc5ef171c89c8fd2dda4d80
14. 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae