Pith Number

pith:K3SZC2PH

pith:2000:K3SZC2PHUOF7DUAX7Y2L756TWP

not attested not anchored not stored refs pending

Nambu structures and integrable 1-forms

Jean-Paul Dufour, Mikhail Zhitomirskii

arxiv:math/0002167 v2 · 2000-02-21 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K3SZC2PHUOF7DUAX7Y2L756TWP}

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	2026-05-18T01:05:38.794085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56e59169e7a38bf1d017fe34bff7d3b3e59c85c21da23bf8f1ec0a120f3c2636

Aliases

arxiv: math/0002167 · arxiv_version: math/0002167v2 · doi: 10.48550/arxiv.math/0002167 · pith_short_12: K3SZC2PHUOF7 · pith_short_16: K3SZC2PHUOF7DUAX · pith_short_8: K3SZC2PH

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/K3SZC2PHUOF7DUAX7Y2L756TWP \
  | 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: 56e59169e7a38bf1d017fe34bff7d3b3e59c85c21da23bf8f1ec0a120f3c2636

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e49ce6c7ceffdbd09307d2fb5a44f364e5ddf52913205713d604e6f061e2811",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2000-02-21T10:50:51Z",
    "title_canon_sha256": "f5f4333ed0101a095392ee09324aabc41b00e2539660aadc229445abef770376"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0002167",
    "kind": "arxiv",
    "version": 2
  }
}