Pith Number

pith:PIELNTPR

pith:2025:PIELNTPR7V3NSN7B7U7UEZ55BK

not attested not anchored not stored refs pending

Optical Flares Detected on a Contact Binary: The First Photometric and Spectroscopic Analysis of a Long-period Low Mass Ratio Contact Binary HAT 307-0007476

Ali Esamdin, Chunhai Bai, Di-Fu Guo, Dong-Yang Gao, Guo-You Sun, Kai Li, Ling-Zhi Li, Shahidin Yaqup, Shuai Feng, Xiang Gao, Xiao-Dian Chen, Xing Gao, Xu Chen

arxiv:2501.10613 v1 · 2025-01-18 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIELNTPR7V3NSN7B7U7UEZ55BK}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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.

Receipt and verification

First computed	2026-07-05T10:02:30.768789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a08b6cdf1fd76d937e1fd3f4267bd0aa1762cb3c887f333c9c05f3df0412ae4

Aliases

arxiv: 2501.10613 · arxiv_version: 2501.10613v1 · doi: 10.48550/arxiv.2501.10613 · pith_short_12: PIELNTPR7V3N · pith_short_16: PIELNTPR7V3NSN7B · pith_short_8: PIELNTPR

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/PIELNTPR7V3NSN7B7U7UEZ55BK \
  | 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: 7a08b6cdf1fd76d937e1fd3f4267bd0aa1762cb3c887f333c9c05f3df0412ae4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7d20ea9b70965be10596c4338bcfc16f6483b5da5d8d8acc0651ce69068c747",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-01-18T00:29:41Z",
    "title_canon_sha256": "9d5d3ce1620c43d650e83bb5cdf45e6edacaabf4c608ed23cb0486179a30e0f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.10613",
    "kind": "arxiv",
    "version": 1
  }
}