Pith Number

pith:FPYACLJJ

pith:2005:FPYACLJJ6QZPEMIL3HEZRHICNZ

not attested not anchored not stored refs pending

Plane rotations and Hamilton-Dirac mechanics

Eugen Paal, Jyri Virkepu

arxiv:math-ph/0506004 v1 · 2005-06-01 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPYACLJJ6QZPEMIL3HEZRHICNZ}

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	2026-05-18T01:38:33.152879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf0012d29f432f2310bd9c9989d026e593d3049dd437815fb7e3fda7fd8b5ff

Aliases

arxiv: math-ph/0506004 · arxiv_version: math-ph/0506004v1 · doi: 10.48550/arxiv.math-ph/0506004 · pith_short_12: FPYACLJJ6QZP · pith_short_16: FPYACLJJ6QZPEMIL · pith_short_8: FPYACLJJ

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/FPYACLJJ6QZPEMIL3HEZRHICNZ \
  | 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: 2bf0012d29f432f2310bd9c9989d026e593d3049dd437815fb7e3fda7fd8b5ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59eb3efce31b71e37378dcf5e7e6a527d961a0ee32366aa45dc3a0aad465c619",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2005-06-01T11:29:41Z",
    "title_canon_sha256": "3b9be82f9fa36513b31713e52b35eb110fa111d0eebe301120b942317b068c5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0506004",
    "kind": "arxiv",
    "version": 1
  }
}