Pith Number

pith:QOXRO4HQ

pith:2000:QOXRO4HQXSPVNZD4ATG3NSFJ7F

not attested not anchored not stored refs pending

Galactic Disk Warps

Groningen), Inigo Garcia (Kapteyn Institute, Konrad Kuijken

arxiv:astro-ph/0011345 v1 · 2000-11-17 · 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{QOXRO4HQXSPVNZD4ATG3NSFJ7F}

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	2026-05-18T01:07:46.280073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83af1770f0bc9f56e47c04cdb6c8a9f942105c7cce19317c8d41393726f59f3e

Aliases

arxiv: astro-ph/0011345 · arxiv_version: astro-ph/0011345v1 · doi: 10.48550/arxiv.astro-ph/0011345 · pith_short_12: QOXRO4HQXSPV · pith_short_16: QOXRO4HQXSPVNZD4 · pith_short_8: QOXRO4HQ

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/QOXRO4HQXSPVNZD4ATG3NSFJ7F \
  | 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: 83af1770f0bc9f56e47c04cdb6c8a9f942105c7cce19317c8d41393726f59f3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a1143f7de8e56db0ac8a0014ba749d2b3b6f34f2a1719e134bc5d4ffc31a4ca",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-11-17T18:43:45Z",
    "title_canon_sha256": "81d56889a837fdd72bee5bc65c4e9b936cb8bd4b24595941e082f664c7f79738"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0011345",
    "kind": "arxiv",
    "version": 1
  }
}