Pith Number

pith:7NRGEYXI

pith:2003:7NRGEYXI4JABC5IWTNS7BO4MD4

not attested not anchored not stored refs pending

V1494 Aql: Eclipsing Fast Nova with an Unusual Orbital Light Curve

D. R. Starkey, M. Uemura (Kyoto U), R. Ishioka, T. Kato, T. Krajci (VSNET Collaboration)

arxiv:astro-ph/0310519 v1 · 2003-10-18 · 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{7NRGEYXI4JABC5IWTNS7BO4MD4}

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	2026-05-18T01:40:38.015926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb626262e8e2401175169b65f0bb8c1f09bbcdfd5916f523d359debf7a8f2fc2

Aliases

arxiv: astro-ph/0310519 · arxiv_version: astro-ph/0310519v1 · doi: 10.48550/arxiv.astro-ph/0310519 · pith_short_12: 7NRGEYXI4JAB · pith_short_16: 7NRGEYXI4JABC5IW · pith_short_8: 7NRGEYXI

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/7NRGEYXI4JABC5IWTNS7BO4MD4 \
  | 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: fb626262e8e2401175169b65f0bb8c1f09bbcdfd5916f523d359debf7a8f2fc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f54f6c7087448bab3cb80d73ff2c92f1e7dbea6395e7a512e2d20f83793daf9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-18T03:08:04Z",
    "title_canon_sha256": "cb5119d29e93554b1a6920d883d32bd20ef5c5c99e42562f2c822ccb75534b5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310519",
    "kind": "arxiv",
    "version": 1
  }
}