Pith Number

pith:CFJQFMWL

pith:2012:CFJQFMWLP4HOYRVSRBGYACBVQL

not attested not anchored not stored refs pending

Photospheric radius expansion in superburst precursors from neutron stars

L. Keek

arxiv:1207.3796 v1 · 2012-07-16 · 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{CFJQFMWLP4HOYRVSRBGYACBVQL}

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	2026-05-18T01:01:34.867604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

115302b2cb7f0eec46b2884d80083582d13fbc0111d9a1f76016481871efe5cc

Aliases

arxiv: 1207.3796 · arxiv_version: 1207.3796v1 · doi: 10.48550/arxiv.1207.3796 · pith_short_12: CFJQFMWLP4HO · pith_short_16: CFJQFMWLP4HOYRVS · pith_short_8: CFJQFMWL

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/CFJQFMWLP4HOYRVSRBGYACBVQL \
  | 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: 115302b2cb7f0eec46b2884d80083582d13fbc0111d9a1f76016481871efe5cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20dc56196fc1faba03a4f8b1b4f19953c931a43777d364f92ed00fa18e8b894f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-07-16T20:00:00Z",
    "title_canon_sha256": "1c20d3e7ce9d9dd8ca263873c50bd374108437a36b970c49362bf5851f1804e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3796",
    "kind": "arxiv",
    "version": 1
  }
}