Pith Number

pith:EHUCZ6CQ

pith:1998:EHUCZ6CQMPUT3CVN5EDVEKKMFE

not attested not anchored not stored refs pending

Tressages des groupe de Poisson formels \`a dual quasitriangulaire

Fabio Gavarini, Gilles Halbout

arxiv:math/9803104 v2 · 1998-03-23 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHUCZ6CQMPUT3CVN5EDVEKKMFE}

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	2026-05-18T00:43:03.519477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21e82cf85063e93d8aade90752294c29219a5aee5fe247d393715a84a32dc5a4

Aliases

arxiv: math/9803104 · arxiv_version: math/9803104v2 · doi: 10.48550/arxiv.math/9803104 · pith_short_12: EHUCZ6CQMPUT · pith_short_16: EHUCZ6CQMPUT3CVN · pith_short_8: EHUCZ6CQ

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/EHUCZ6CQMPUT3CVN5EDVEKKMFE \
  | 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: 21e82cf85063e93d8aade90752294c29219a5aee5fe247d393715a84a32dc5a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96c870cba71f0a2b334584e2205b80c8eb01617d0c485335eaddf6207614fa98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "1998-03-23T13:29:16Z",
    "title_canon_sha256": "9282a0f5bfb51d9b6e8dcc2d2333b549674da6630d33242e5071c1026839612a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9803104",
    "kind": "arxiv",
    "version": 2
  }
}