Pith Number

pith:3ANENFQW

pith:2019:3ANENFQW7MIYGRUHB5ORAIS3ZQ

not attested not anchored not stored refs pending

Clifford deformations of Koszul Frobenius algebras and noncommutative quadrics

Ji-Wei He, Yu Ye

arxiv:1905.04699 v2 · 2019-05-12 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ANENFQW7MIYGRUHB5ORAIS3ZQ}

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	2026-07-05T02:57:48.714540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d81a469616fb118346870f5d10225bcc3cdae215c0a569e3deaf4b6f6baee4f9

Aliases

arxiv: 1905.04699 · arxiv_version: 1905.04699v2 · doi: 10.48550/arxiv.1905.04699 · pith_short_12: 3ANENFQW7MIY · pith_short_16: 3ANENFQW7MIYGRUH · pith_short_8: 3ANENFQW

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/3ANENFQW7MIYGRUHB5ORAIS3ZQ \
  | 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: d81a469616fb118346870f5d10225bcc3cdae215c0a569e3deaf4b6f6baee4f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aff972cf332a9ed5a415602f8c2190bda5cb8f20848cded3cb70bbb9b12a3e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-05-12T11:38:01Z",
    "title_canon_sha256": "d6cc5c6a68ec19f85410be474bb3876621b81245c4a4b015368e75b38301d86b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04699",
    "kind": "arxiv",
    "version": 2
  }
}