Pith Number

pith:LCZE42GF

pith:2010:LCZE42GF6WKQJFHHR7K2MMY43Y

not attested not anchored not stored refs pending

Rotation and Spin in Physics

R. F. O'Connell

arxiv:1009.4401 v1 · 2010-09-22 · gr-qc · physics.class-ph · quant-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{LCZE42GF6WKQJFHHR7K2MMY43Y}

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	2026-05-18T02:05:18.539934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58b24e68c5f5950494e78fd5a6331cde1b7eaf42bda14930a08e922bcefbd383

Aliases

arxiv: 1009.4401 · arxiv_version: 1009.4401v1 · doi: 10.48550/arxiv.1009.4401 · pith_short_12: LCZE42GF6WKQ · pith_short_16: LCZE42GF6WKQJFHH · pith_short_8: LCZE42GF

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/LCZE42GF6WKQJFHHR7K2MMY43Y \
  | 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: 58b24e68c5f5950494e78fd5a6331cde1b7eaf42bda14930a08e922bcefbd383

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d775729ae696e9c5b218f3fea29d7d129cf6b4054614819ca563a0c44188d985",
    "cross_cats_sorted": [
      "physics.class-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-09-22T16:00:30Z",
    "title_canon_sha256": "7544589dbf791b185fecc4d4b0fa14211bd0b144035d5f476e899c259140b41c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4401",
    "kind": "arxiv",
    "version": 1
  }
}