Pith Number

pith:7XXAUOLL

pith:1999:7XXAUOLLGO5K3IDW4KMDT7ZTSI

not attested not anchored not stored refs pending

Spectral features in gamma-rays expected from millisecond pulsars

B. Rudak, J. Dyks (Copernicus Center, Poland), T. Bulik

arxiv:astro-ph/9912274 v1 · 1999-12-14 · 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{7XXAUOLLGO5K3IDW4KMDT7ZTSI}

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	2026-07-04T16:12:00.926300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdee0a396b33baada076e29839ff339206f882ec9da83f65bd444402889351a5

Aliases

arxiv: astro-ph/9912274 · arxiv_version: astro-ph/9912274v1 · doi: 10.48550/arxiv.astro-ph/9912274 · pith_short_12: 7XXAUOLLGO5K · pith_short_16: 7XXAUOLLGO5K3IDW · pith_short_8: 7XXAUOLL

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/7XXAUOLLGO5K3IDW4KMDT7ZTSI \
  | 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: fdee0a396b33baada076e29839ff339206f882ec9da83f65bd444402889351a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dc342055ec9c5a6952b1ca6269b68d0f656b6010b9c650b016cdea8b95c0328",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-12-14T14:56:55Z",
    "title_canon_sha256": "3975a576b507a05f59b3f7336e5f046a64621ed5b256b4846163c89fe3091704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9912274",
    "kind": "arxiv",
    "version": 1
  }
}