Pith Number

pith:KV2H3SJX

pith:2012:KV2H3SJXGDXYEIEYM5UADBQ2H3

not attested not anchored not stored refs pending

Recycling Pulsars: spins, masses and ages

M. Kramer, N. Langer (Bonn Uni./ MPIfR), T. M. Tauris

arxiv:1210.2599 v1 · 2012-10-09 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KV2H3SJXGDXYEIEYM5UADBQ2H3}

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	2026-05-18T01:54:04.084689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55747dc93730ef822098676801861a3ed21a8dd64e5adca25ffb06d0c1085435

Aliases

arxiv: 1210.2599 · arxiv_version: 1210.2599v1 · doi: 10.48550/arxiv.1210.2599 · pith_short_12: KV2H3SJXGDXY · pith_short_16: KV2H3SJXGDXYEIEY · pith_short_8: KV2H3SJX

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/KV2H3SJXGDXYEIEYM5UADBQ2H3 \
  | 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: 55747dc93730ef822098676801861a3ed21a8dd64e5adca25ffb06d0c1085435

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b524462851ef881de035cacbfa9a9bdd480f8f79faaca13510c67e3ee5b3565",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-10-09T13:54:08Z",
    "title_canon_sha256": "6e25d59699eb5a32c3c8d28ae48d328e4a1fb684a8a2b6a10a26a169ef5d93e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.2599",
    "kind": "arxiv",
    "version": 1
  }
}