Pith Number

pith:UJAC7OIR

pith:2013:UJAC7OIRQLTHHT6UOQJKGJJCYX

not attested not anchored not stored refs pending

Symbiotic Stars in OGLE Data I. Large Magellanic Cloud Systems

A. Udalski, B. E. Schaefer, C. E. Ferreira Lopes, C. Navarrete, D. Guzman, F. Di Mille, M. Catelan, N. Masetti, P. Parisi, P. Pietrukowicz, R. Angeloni, R. Landi, T. H. Puzia

arxiv:1309.7345 v1 · 2013-09-26 · 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{UJAC7OIRQLTHHT6UOQJKGJJCYX}

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	2026-05-18T01:47:25.316594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2402fb91182e673cfd47412a32522c5eca8c362cd098f30caadcafa23eddf2a

Aliases

arxiv: 1309.7345 · arxiv_version: 1309.7345v1 · doi: 10.48550/arxiv.1309.7345 · pith_short_12: UJAC7OIRQLTH · pith_short_16: UJAC7OIRQLTHHT6U · pith_short_8: UJAC7OIR

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/UJAC7OIRQLTHHT6UOQJKGJJCYX \
  | 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: a2402fb91182e673cfd47412a32522c5eca8c362cd098f30caadcafa23eddf2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4416ccd57683177b3a5aa741f12c180370132edb6811f551a0b92fe0ecbff76e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-09-26T20:05:55Z",
    "title_canon_sha256": "11623324567208b614459f10423a68268aa69f6b776cd198fa2e84ff9730b580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7345",
    "kind": "arxiv",
    "version": 1
  }
}