Pith Number

pith:BZ7D54ZE

pith:2011:BZ7D54ZEEMO5HG47TIIZJOPKDG

not attested not anchored not stored refs pending

Hamilton-Jacobi Theory for Degenerate Lagrangian Systems with Holonomic and Nonholonomic Constraints

Diana Sosa, Melvin Leok, Tomoki Ohsawa

arxiv:1109.6056 v2 · 2011-09-27 · math-ph · math.MP · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BZ7D54ZEEMO5HG47TIIZJOPKDG}

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	2026-05-18T03:45:43.703426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e7e3ef324231dd39b9f9a1194b9ea19abb7554a905282093a89b4c9ca8ef625

Aliases

arxiv: 1109.6056 · arxiv_version: 1109.6056v2 · doi: 10.48550/arxiv.1109.6056 · pith_short_12: BZ7D54ZEEMO5 · pith_short_16: BZ7D54ZEEMO5HG47 · pith_short_8: BZ7D54ZE

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/BZ7D54ZEEMO5HG47TIIZJOPKDG \
  | 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: 0e7e3ef324231dd39b9f9a1194b9ea19abb7554a905282093a89b4c9ca8ef625

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9d5510edcabdddc3164e854c7bf30152f2d4ad7d3b1782059be61b2869ca573",
    "cross_cats_sorted": [
      "math.MP",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-09-27T22:38:29Z",
    "title_canon_sha256": "9e736c555e1c17a8cbaf13136b76e096d4458f1475830da34420edb4fc543a18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6056",
    "kind": "arxiv",
    "version": 2
  }
}