Pith Number

pith:HLPSDC6F

pith:1996:HLPSDC6FQ7MIWHMD7FE7OJII3Q

not attested not anchored not stored refs pending

Differential calculi on noncommutative bundles

Markus J. Pflaum, Peter Schauenburg

arxiv:q-alg/9612030 v1 · 1996-12-22 · q-alg · 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{HLPSDC6FQ7MIWHMD7FE7OJII3Q}

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	2026-07-04T15:09:10.209701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3adf218bc587d88b1d83f949f72508dc2054f8306101f06c775feee334a35e4b

Aliases

arxiv: q-alg/9612030 · arxiv_version: q-alg/9612030v1 · doi: 10.48550/arxiv.q-alg/9612030 · pith_short_12: HLPSDC6FQ7MI · pith_short_16: HLPSDC6FQ7MIWHMD · pith_short_8: HLPSDC6F

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/HLPSDC6FQ7MIWHMD7FE7OJII3Q \
  | 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: 3adf218bc587d88b1d83f949f72508dc2054f8306101f06c775feee334a35e4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8e49559e04c2aea857dcccd0b87e84f0a18770d0bdb67bbe8bd42956a02bf19",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "",
    "primary_cat": "q-alg",
    "submitted_at": "1996-12-22T11:15:53Z",
    "title_canon_sha256": "c5b6e985ce2844b10de9ae69ea49ab3a84cd6a7926eff98c0e8f25a09e1ebf89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-alg/9612030",
    "kind": "arxiv",
    "version": 1
  }
}