Pith Number

pith:5RPKRMZG

pith:2004:5RPKRMZGEUFOGPPHEKIMVLGHCC

not attested not anchored not stored refs pending

Anomalous X-ray Pulsar 1E 1048.1-5937: Pulsed Flux Flares and Large Torque Variations

Fotis P. Gavriil (McGill), Victoria M. Kaspi (McGill/MIT)

arxiv:astro-ph/0404113 v2 · 2004-04-05 · 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{5RPKRMZGEUFOGPPHEKIMVLGHCC}

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.

Cited by

1 paper in Pith

Searching for Axion Dark Matter Near Relaxing Magnetars

Receipt and verification

First computed	2026-07-04T16:43:31.801689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec5ea8b326250ae33de72290caacc7108a98a111d4d9a264939dcc93499a7e0f

Aliases

arxiv: astro-ph/0404113 · arxiv_version: astro-ph/0404113v2 · doi: 10.48550/arxiv.astro-ph/0404113 · pith_short_12: 5RPKRMZGEUFO · pith_short_16: 5RPKRMZGEUFOGPPH · pith_short_8: 5RPKRMZG

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/5RPKRMZGEUFOGPPHEKIMVLGHCC \
  | 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: ec5ea8b326250ae33de72290caacc7108a98a111d4d9a264939dcc93499a7e0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4dd6e6b788d82eccd2af74542d9ed474e98b2b9dd6e148efe2663273ab65fdb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-05T22:57:12Z",
    "title_canon_sha256": "8776a524ecae16b3e131adb1fff856233c1ee998b2682ccb2096ed7bad3dd1ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404113",
    "kind": "arxiv",
    "version": 2
  }
}