Pith Number

pith:BPXKJMPW

pith:2012:BPXKJMPWGU4A262FTK7LNWWWMS

not attested not anchored not stored refs pending

Spin-Down Measurement of PSR J1813-1749: The Energetic Pulsar Powering HESS J1813-178

E. V. Gotthelf, F. Camilo, J. P. Halpern

arxiv:1206.2338 v1 · 2012-06-11 · 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{BPXKJMPWGU4A262FTK7LNWWWMS}

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	2026-05-18T01:56:59.747121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0beea4b1f635380d7b459abeb6dad664815edda8f9d29e739cc29434acc4b4ef

Aliases

arxiv: 1206.2338 · arxiv_version: 1206.2338v1 · doi: 10.48550/arxiv.1206.2338 · pith_short_12: BPXKJMPWGU4A · pith_short_16: BPXKJMPWGU4A262F · pith_short_8: BPXKJMPW

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/BPXKJMPWGU4A262FTK7LNWWWMS \
  | 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: 0beea4b1f635380d7b459abeb6dad664815edda8f9d29e739cc29434acc4b4ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77c4fe5ff82191592c4ab24964db8938d841bcb7ce9fee34afbfdbab4ecdbae5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-06-11T19:53:19Z",
    "title_canon_sha256": "320d10b6d16350d1191e7d0846717e57586b15bbff1bb96c5e09325da3312e02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2338",
    "kind": "arxiv",
    "version": 1
  }
}