Pith Number

pith:HIBC4CPC

pith:2012:HIBC4CPCZ6GL63MRAICRSBJ7AG

not attested not anchored not stored refs pending

A Note on Integrable Mechanical Systems on Surfaces

Leo T. Butler

arxiv:1208.1460 v2 · 2012-08-07 · math.DS · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HIBC4CPCZ6GL63MRAICRSBJ7AG}

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	2026-05-18T03:10:46.024838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a022e09e2cf8cbf6d91020519053f019f1ab84573248fafc719bf093492c73f

Aliases

arxiv: 1208.1460 · arxiv_version: 1208.1460v2 · doi: 10.48550/arxiv.1208.1460 · pith_short_12: HIBC4CPCZ6GL · pith_short_16: HIBC4CPCZ6GL63MR · pith_short_8: HIBC4CPC

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/HIBC4CPCZ6GL63MRAICRSBJ7AG \
  | 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: 3a022e09e2cf8cbf6d91020519053f019f1ab84573248fafc719bf093492c73f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56afac423287e8c68b1a6760925c781675d00c38c5357a7211fb6eb6e5ae7ea6",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-08-07T16:24:39Z",
    "title_canon_sha256": "74b2e42ac23c07dd87e87c9959482f727ce688ec515947184712e86208358c5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1460",
    "kind": "arxiv",
    "version": 2
  }
}