Pith Number

pith:KXZPW4ZZ

pith:2001:KXZPW4ZZUH6HKLVD26MV6F4JTL

not attested not anchored not stored refs pending

Where May Ultra-Fast Rotating Neutron Stars Be Hidden?

A. Possenti, F. D'Antona, L. Burderi, L. Stella, M. Burgay, M.T. Menna, N. d'Amico, R. Iaria, S. Campana, T. Di Salvo

arxiv:astro-ph/0109088 v1 · 2001-09-06 · 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{KXZPW4ZZUH6HKLVD26MV6F4JTL}

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	2026-07-04T16:24:04.731657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55f2fb7339a1fc752ea3d7995f17899afdb56de7bf5360c97cd2c407803ca871

Aliases

arxiv: astro-ph/0109088 · arxiv_version: astro-ph/0109088v1 · doi: 10.48550/arxiv.astro-ph/0109088 · pith_short_12: KXZPW4ZZUH6H · pith_short_16: KXZPW4ZZUH6HKLVD · pith_short_8: KXZPW4ZZ

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/KXZPW4ZZUH6HKLVD26MV6F4JTL \
  | 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: 55f2fb7339a1fc752ea3d7995f17899afdb56de7bf5360c97cd2c407803ca871

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec6608ad81f1aaaf048c558fe21df5e272f10b04b31e9a8529fb5db3f5cb8d03",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-06T11:59:33Z",
    "title_canon_sha256": "b6be14d9de48ba3e7999e9cb8508e4403b05a0b727c51d90f11c83d2e9db0dac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109088",
    "kind": "arxiv",
    "version": 1
  }
}