Pith Number

pith:3IOIG7YO

pith:2007:3IOIG7YOL5YTGQ7TJAPAIEUROG

not attested not anchored not stored refs pending

Discovery of the Spin Frequency of 4U 0614+09 with SWIFT/BAT

Craig Markwardt, Erik Kuulkers, Tod Strohmayer

arxiv:0711.4018 v1 · 2007-11-26 · 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{3IOIG7YOL5YTGQ7TJAPAIEUROG}

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	2026-05-18T00:44:03.896976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da1c837f0e5f713343f3481e04129171a79ff462280d2b093e61a0d0998f0feb

Aliases

arxiv: 0711.4018 · arxiv_version: 0711.4018v1 · doi: 10.48550/arxiv.0711.4018 · pith_short_12: 3IOIG7YOL5YT · pith_short_16: 3IOIG7YOL5YTGQ7T · pith_short_8: 3IOIG7YO

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/3IOIG7YOL5YTGQ7TJAPAIEUROG \
  | 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: da1c837f0e5f713343f3481e04129171a79ff462280d2b093e61a0d0998f0feb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36e7f0664f6c45a11a565f548b561555bd21ec8aebade8754aae6561c8a426f5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-26T14:49:28Z",
    "title_canon_sha256": "23df1520c9d452a32987dda300012f4b20fab8f27f8d62900374fc5965673cd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.4018",
    "kind": "arxiv",
    "version": 1
  }
}