Pith Number

pith:ZPW2SHFJ

pith:2004:ZPW2SHFJRCLAFIWREHRVRNK3J3

not attested not anchored not stored refs pending

Testing Pulsar Thermal Evolution Theories with Observation

Sachiko Tsuruta

arxiv:astro-ph/0401245 v1 · 2004-01-13 · 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{ZPW2SHFJRCLAFIWREHRVRNK3J3}

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	2026-05-18T01:07:33.011271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbeda91ca9889602a2d121e358b55b4ed8c3b604a39f30a966577f35373d67ba

Aliases

arxiv: astro-ph/0401245 · arxiv_version: astro-ph/0401245v1 · doi: 10.48550/arxiv.astro-ph/0401245 · pith_short_12: ZPW2SHFJRCLA · pith_short_16: ZPW2SHFJRCLAFIWR · pith_short_8: ZPW2SHFJ

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/ZPW2SHFJRCLAFIWREHRVRNK3J3 \
  | 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: cbeda91ca9889602a2d121e358b55b4ed8c3b604a39f30a966577f35373d67ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d022fb000cf088ab34abfbe5e7df0e6cdec838947d154f2cdabba23c4cdc0fa3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-01-13T18:30:30Z",
    "title_canon_sha256": "7b7882dea4715af96e65fe5bf8503e66f69628477688a3ad935b1aae63511c9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0401245",
    "kind": "arxiv",
    "version": 1
  }
}