Pith Number

pith:JA3RIVNG

pith:2021:JA3RIVNGE4DG5VCFNRRPHCNKCZ

not attested not anchored not stored refs pending

$BV$-structure on Hochschild cohomology for exceptional local algebras of quaternion type. Case of even parameter

Alexander Generalov, Andrei V. Semenov

arxiv:2109.01814 v3 · 2021-09-04 · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JA3RIVNGE4DG5VCFNRRPHCNKCZ}

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	2026-07-05T06:40:48.935568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48371455a627066ed4456c62f389aa167a338610851530ac89a17295d9ef6ea5

Aliases

arxiv: 2109.01814 · arxiv_version: 2109.01814v3 · doi: 10.48550/arxiv.2109.01814 · pith_short_12: JA3RIVNGE4DG · pith_short_16: JA3RIVNGE4DG5VCF · pith_short_8: JA3RIVNG

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/JA3RIVNGE4DG5VCFNRRPHCNKCZ \
  | 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: 48371455a627066ed4456c62f389aa167a338610851530ac89a17295d9ef6ea5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d734692f9e9a87ec52b8814fcd562b53f1a4f266dd8f116fda875a1e12f5c94f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2021-09-04T08:18:27Z",
    "title_canon_sha256": "b9b686c6aecb1b6410c849a20e86976606147b8edbcf3e2f47cb40814d33a793"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01814",
    "kind": "arxiv",
    "version": 3
  }
}