Pith Number

pith:FJEVSBRC

pith:2011:FJEVSBRCVOEGKDQSYU76DWMDAS

not attested not anchored not stored refs pending

Spin period evolution of GX 1+4

A. Gonz\'alez-Gal\'an, A. Kochetkova, E. Kuulkers, K. Postnov, M. H. Finger, P. Kretschmar, S. Larsson

arxiv:1111.6791 v2 · 2011-11-29 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FJEVSBRCVOEGKDQSYU76DWMDAS}

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	2026-05-18T01:59:22.046500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a49590622ab88650e12c53fe1d98304a2f6659d9f55f593a6ec906a36fc5b36

Aliases

arxiv: 1111.6791 · arxiv_version: 1111.6791v2 · doi: 10.48550/arxiv.1111.6791 · pith_short_12: FJEVSBRCVOEG · pith_short_16: FJEVSBRCVOEGKDQS · pith_short_8: FJEVSBRC

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/FJEVSBRCVOEGKDQSYU76DWMDAS \
  | 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: 2a49590622ab88650e12c53fe1d98304a2f6659d9f55f593a6ec906a36fc5b36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99ddc932c52ba6c6b23f07d1be274f889fdb6fa151e2a2f1cc98afb952961b5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-11-29T12:30:34Z",
    "title_canon_sha256": "210184f4ba40a7c0dfa7c6ff892816453fa35683d130b30f09d2c65f28582dfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6791",
    "kind": "arxiv",
    "version": 2
  }
}