Pith Number

pith:3CYYXRHM

pith:2025:3CYYXRHMF5MHBZQVUWT2FFI6Z3

not attested not anchored not stored refs pending

Exoplanet Ephemerides Change Observations (ExoEcho). I. Transit Timing Analysis of Thirty-Seven Exoplanets using HST/WFC3 Data

Bo Ma, Cong Yu, Dichang Chen, Jiwei Xie, Li Zhou, Shangfei Liu, Wenqin Wang, Xinyue Ma, Zixin Zhang

arxiv:2501.05704 v1 · 2025-01-10 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3CYYXRHMF5MHBZQVUWT2FFI6Z3}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Investigating Transit Timing Variations in the Ultra-short Period Exoplanet WASP-19b

Receipt and verification

First computed	2026-07-05T09:59:27.531883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8b18bc4ec2f5870e615a5a7a2951ecec88b6f20b77d12a00b1deadd08973b87

Aliases

arxiv: 2501.05704 · arxiv_version: 2501.05704v1 · doi: 10.48550/arxiv.2501.05704 · pith_short_12: 3CYYXRHMF5MH · pith_short_16: 3CYYXRHMF5MHBZQV · pith_short_8: 3CYYXRHM

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/3CYYXRHMF5MHBZQVUWT2FFI6Z3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d8b18bc4ec2f5870e615a5a7a2951ecec88b6f20b77d12a00b1deadd08973b87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "027de71e6403d5e50a54b86324f161ad47ce4e99ba89fcef1cf4f4a7fdafc812",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-01-10T04:28:16Z",
    "title_canon_sha256": "66818a1535c56c0c482330574a32917172248c230194207aff9e43156906a598"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.05704",
    "kind": "arxiv",
    "version": 1
  }
}