Pith Number

pith:YK76Q7CH

pith:2019:YK76Q7CHGRRJMF2WBYJL22ZH7A

not attested not anchored not stored refs pending

alpha-type Chevalley-Eilenberg cohomology of Hom-Lie algebras and bialgebras

Abdenacer Makhlouf, Benedikt Hurle

arxiv:1902.02229 v1 · 2019-02-06 · math.RA · 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{YK76Q7CHGRRJMF2WBYJL22ZH7A}

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	2026-05-17T23:54:37.546632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2bfe87c4734629617560e12bd6b27f834d5602b93b3fd41ba3747785e6f4d49

Aliases

arxiv: 1902.02229 · arxiv_version: 1902.02229v1 · doi: 10.48550/arxiv.1902.02229 · pith_short_12: YK76Q7CHGRRJ · pith_short_16: YK76Q7CHGRRJMF2W · pith_short_8: YK76Q7CH

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/YK76Q7CHGRRJMF2WBYJL22ZH7A \
  | 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: c2bfe87c4734629617560e12bd6b27f834d5602b93b3fd41ba3747785e6f4d49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dbd4e1bd90e12b6a7e590544fe15ef3fb42642b59ca8a40b2082e24d64de759",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-02-06T15:25:56Z",
    "title_canon_sha256": "a00fd1d886fc36b2ce0d993885971f96f5d460e8197bf40d6d5b52ba3f93dad6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02229",
    "kind": "arxiv",
    "version": 1
  }
}