Pith Number

pith:MA3DY5QD

pith:2018:MA3DY5QDY7LZKDQ7IQHRTQNDRZ

not attested not anchored not stored refs pending

Gerstenhaber structure on Hochschild cohomology of toupie algebras

Andrea Solotar, Dalia Artenstein, Marcelo Lanzilotta

arxiv:1803.10310 v1 · 2018-03-27 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MA3DY5QDY7LZKDQ7IQHRTQNDRZ}

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	2026-05-18T00:19:55.882289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60363c7603c7d7950e1f440f19c1a38e7e0ef831b46e4cb87b05d1380dd38d78

Aliases

arxiv: 1803.10310 · arxiv_version: 1803.10310v1 · doi: 10.48550/arxiv.1803.10310 · pith_short_12: MA3DY5QDY7LZ · pith_short_16: MA3DY5QDY7LZKDQ7 · pith_short_8: MA3DY5QD

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/MA3DY5QDY7LZKDQ7IQHRTQNDRZ \
  | 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: 60363c7603c7d7950e1f440f19c1a38e7e0ef831b46e4cb87b05d1380dd38d78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1711136c580ccabc82543e2e5451870bad15dfd0b94fd3682ee8727fcc12128c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-03-27T20:37:18Z",
    "title_canon_sha256": "f0c7182d2cb03957f493265f6c0de0836ccd5ec70aab7f2d8f43305b595b452f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10310",
    "kind": "arxiv",
    "version": 1
  }
}