Pith Number

pith:YC5BLRCF

pith:2002:YC5BLRCFWKQQC7BODX7BGDDG3M

not attested not anchored not stored refs pending

Poisson algebras associated to quasi-Hopf algebras

B. Enriquez, G. Halbout

arxiv:math/0211357 v2 · 2002-11-22 · 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{YC5BLRCFWKQQC7BODX7BGDDG3M}

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	2026-07-04T14:36:45.737483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0ba15c445b2a1017c2e1dfe130c66db2522ca15533ab91a30dd2fd86698e9f5

Aliases

arxiv: math/0211357 · arxiv_version: math/0211357v2 · doi: 10.48550/arxiv.math/0211357 · pith_short_12: YC5BLRCFWKQQ · pith_short_16: YC5BLRCFWKQQC7BO · pith_short_8: YC5BLRCF

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/YC5BLRCFWKQQC7BODX7BGDDG3M \
  | 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: c0ba15c445b2a1017c2e1dfe130c66db2522ca15533ab91a30dd2fd86698e9f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b45c6c4ebff1e69aa57f4e6500376b656a86081f491ca372b9eb91903fcd0d6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "2002-11-22T15:24:44Z",
    "title_canon_sha256": "9436cbd72dcbe6893e0f61f0ee104e518812a35199f427c42e157aa278719787"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0211357",
    "kind": "arxiv",
    "version": 2
  }
}