Pith Number

pith:2OPTSRAD

pith:2014:2OPTSRADKJ3YYRLI4SFIFWX4HS

not attested not anchored not stored refs pending

BV-differential on Hochschild cohomology of Frobenius algebras

Yury Volkov

arxiv:1405.5155 v1 · 2014-05-20 · math.KT · 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{2OPTSRADKJ3YYRLI4SFIFWX4HS}

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	2026-05-18T02:51:25.995874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d39f39440352778c4568e48a82dafc3cb672697ba8077680ece6ab7056db9f85

Aliases

arxiv: 1405.5155 · arxiv_version: 1405.5155v1 · doi: 10.48550/arxiv.1405.5155 · pith_short_12: 2OPTSRADKJ3Y · pith_short_16: 2OPTSRADKJ3YYRLI · pith_short_8: 2OPTSRAD

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/2OPTSRADKJ3YYRLI4SFIFWX4HS \
  | 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: d39f39440352778c4568e48a82dafc3cb672697ba8077680ece6ab7056db9f85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7938aba255d4646ff01261782ca85df3626689dbf6f3fc2b3c76f6081b211c60",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2014-05-20T17:07:56Z",
    "title_canon_sha256": "cf80b7b3a0e8da16a6faba567fbfed07dee0235f45444e23da55673e6365289c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5155",
    "kind": "arxiv",
    "version": 1
  }
}