Pith Number

pith:UUANANQ2

pith:2019:UUANANQ2NNNNA636MZL2WCMU4Z

not attested not anchored not stored refs pending

A Data-Driven Technique for Measuring Stellar Rotation

Cullen Blake, Steven Gilhool

arxiv:1902.11182 v1 · 2019-02-28 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UUANANQ2NNNNA636MZL2WCMU4Z}

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	2026-05-17T23:48:30.199026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a500d0361a6b5ad07b7e6657ab0994e6726bc9afb106aaa41b14c65f4fc0a722

Aliases

arxiv: 1902.11182 · arxiv_version: 1902.11182v1 · doi: 10.48550/arxiv.1902.11182 · pith_short_12: UUANANQ2NNNN · pith_short_16: UUANANQ2NNNNA636 · pith_short_8: UUANANQ2

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/UUANANQ2NNNNA636MZL2WCMU4Z \
  | 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: a500d0361a6b5ad07b7e6657ab0994e6726bc9afb106aaa41b14c65f4fc0a722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47b24803f30fa669753f53d3b0cfc4eb8124ac2b2ee1148b7fd090c6427bff30",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-28T16:01:41Z",
    "title_canon_sha256": "829d10b74d4baed96e1864d68c6119ee17f2b8dec758e45230f2cc3c1f3f8094"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11182",
    "kind": "arxiv",
    "version": 1
  }
}