Pith Number

pith:CNHGVGE2

pith:2007:CNHGVGE2UXEXDFTW5O5MVRDNWY

not attested not anchored not stored refs pending

Detailed studies of giant pulses from the millisecond pulsar B1937+21

F. Ghigo, M.V. Popov, N. Bartel, V.A. Soglasnov, V.I. Kondratiev, Y.Y. Kovalev

arxiv:astro-ph/0701290 v1 · 2007-01-10 · 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{CNHGVGE2UXEXDFTW5O5MVRDNWY}

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	2026-07-04T14:58:36.442699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

134e6a989aa5c9719676ebbacac46db618621ee1186363a80b688da858482cbd

Aliases

arxiv: astro-ph/0701290 · arxiv_version: astro-ph/0701290v1 · doi: 10.48550/arxiv.astro-ph/0701290 · pith_short_12: CNHGVGE2UXEX · pith_short_16: CNHGVGE2UXEXDFTW · pith_short_8: CNHGVGE2

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/CNHGVGE2UXEXDFTW5O5MVRDNWY \
  | 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: 134e6a989aa5c9719676ebbacac46db618621ee1186363a80b688da858482cbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7940b4255f1253cc4d2724f774468fe0b8917f65858b00a52c0ab254846436b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-10T10:58:10Z",
    "title_canon_sha256": "721d4f1ed97e269a33ca9bcf7efdc4de991cbbac21b89608015f393509e39cac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701290",
    "kind": "arxiv",
    "version": 1
  }
}