Pith Number

pith:BBQ2RLLD

pith:2005:BBQ2RLLD5QE6PLTGZEBCTNYN3P

not attested not anchored not stored refs pending

Noncommutative Geometry and Quiver algebras

Pavel Etingof, Victor Ginzburg, William Crawley-Boevey

arxiv:math/0502301 v4 · 2005-02-15 · math.AG · 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{BBQ2RLLD5QE6PLTGZEBCTNYN3P}

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.

Cited by

1 paper in Pith

The formality of the Goldman-Turaev Lie bialgebra on a closed surface

Receipt and verification

First computed	2026-07-04T14:50:10.702533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0861a8ad63ec09e7ae66c90229b70ddbfbe0832e03f69d9f4ef8fa8980283558

Aliases

arxiv: math/0502301 · arxiv_version: math/0502301v4 · doi: 10.48550/arxiv.math/0502301 · pith_short_12: BBQ2RLLD5QE6 · pith_short_16: BBQ2RLLD5QE6PLTG · pith_short_8: BBQ2RLLD

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/BBQ2RLLD5QE6PLTGZEBCTNYN3P \
  | 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: 0861a8ad63ec09e7ae66c90229b70ddbfbe0832e03f69d9f4ef8fa8980283558

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb5bc3f07be69b09363ac835ed88425ddadec639fb131cda3e2f2361ffdf275b",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2005-02-15T01:30:35Z",
    "title_canon_sha256": "ec764ea3d3ae58725d26a269be976fb6f183c2a2966be30d435be4651c51ccff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0502301",
    "kind": "arxiv",
    "version": 4
  }
}