Pith Number

pith:M7UGGXHO

pith:2012:M7UGGXHODGKRLF2Q2UKPIAOJYI

not attested not anchored not stored refs pending

Rotational evolution of young pulsars due to superfluid decoupling

Nils Andersson (Univ of Southampton), Wynn C. G. Ho

arxiv:1208.3201 v2 · 2012-08-15 · astro-ph.SR · 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{M7UGGXHODGKRLF2Q2UKPIAOJYI}

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	2026-05-18T03:28:42.686920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67e8635cee1995159750d514f401c9c23b74e87a6ac3f2c28b92e9d2f20c107e

Aliases

arxiv: 1208.3201 · arxiv_version: 1208.3201v2 · doi: 10.48550/arxiv.1208.3201 · pith_short_12: M7UGGXHODGKR · pith_short_16: M7UGGXHODGKRLF2Q · pith_short_8: M7UGGXHO

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/M7UGGXHODGKRLF2Q2UKPIAOJYI \
  | 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: 67e8635cee1995159750d514f401c9c23b74e87a6ac3f2c28b92e9d2f20c107e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af741034ce9312ea35b2e0cbe1247370cb1d97c8f9c6d0249957978892fc6f6e",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-15T20:01:03Z",
    "title_canon_sha256": "8df599e96b107db0061d8ba6e122600fa1c998bd1b6062b97c14f34a2e1d969a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3201",
    "kind": "arxiv",
    "version": 2
  }
}