Pith Number

pith:JKV3XCEJ

pith:2004:JKV3XCEJE5D55REO2BJMUQ6E7V

not attested not anchored not stored refs pending

The History of the Mysterious Eclipses of KH 15D II. Asiago, Kiso, Kitt Peak, Mt. Wilson, Palomar, Tautenburg and Rozhen Observatories, 1954-97

Ana Borisova, Cesare Barbieri, Francesca Rampazzi, Helmut Meusinger, Hiroyuki Mito, John Asher Johnson, Joshua N. Winn, Ken-ichi Tarusawa, Milcho Tsvetkov

arxiv:astro-ph/0412498 v1 · 2004-12-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JKV3XCEJE5D55REO2BJMUQ6E7V}

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	2026-05-18T01:40:34.662343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aabbb88892747dec48ed052ca43c4fd673e139482c418b1d013a2db31b25f79

Aliases

arxiv: astro-ph/0412498 · arxiv_version: astro-ph/0412498v1 · doi: 10.48550/arxiv.astro-ph/0412498 · pith_short_12: JKV3XCEJE5D5 · pith_short_16: JKV3XCEJE5D55REO · pith_short_8: JKV3XCEJ

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/JKV3XCEJE5D55REO2BJMUQ6E7V \
  | 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: 4aabbb88892747dec48ed052ca43c4fd673e139482c418b1d013a2db31b25f79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e230f6db200cacfd0ec5333867421c9792e1fd3054f24085e628d24b4c13bb4b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-12-17T23:32:49Z",
    "title_canon_sha256": "9afd48037fb9e69ae6eead99d7c122ca42b78337a10dc1827df6b001f337922f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0412498",
    "kind": "arxiv",
    "version": 1
  }
}