Pith Number

pith:OLFUEOWQ

pith:2012:OLFUEOWQFRZX5D66WJ2BA4GYBC

not attested not anchored not stored refs pending

Chandra observations of the old pulsar PSR B1451-68

B. Posselt, G. G. Pavlov, G. P. Garmire, O. Kargaltsev, R. N. Manchester

arxiv:1202.6032 v1 · 2012-02-27 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLFUEOWQFRZX5D66WJ2BA4GYBC}

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	2026-05-18T01:58:19.094094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72cb423ad02c737e8fdeb2741070d808826662cd20ea9db738c0b68975fa3bac

Aliases

arxiv: 1202.6032 · arxiv_version: 1202.6032v1 · doi: 10.48550/arxiv.1202.6032 · pith_short_12: OLFUEOWQFRZX · pith_short_16: OLFUEOWQFRZX5D66 · pith_short_8: OLFUEOWQ

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/OLFUEOWQFRZX5D66WJ2BA4GYBC \
  | 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: 72cb423ad02c737e8fdeb2741070d808826662cd20ea9db738c0b68975fa3bac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b30a8f897b68d6989347d2076bddf349be723f83f3139b6e7031dfcb662bbd3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-02-27T19:25:57Z",
    "title_canon_sha256": "29dcee4c3464328fe23bccee300662626f0371de9bf407045b80875692b95680"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6032",
    "kind": "arxiv",
    "version": 1
  }
}