Pith Number

pith:HIXTHDG3

pith:2019:HIXTHDG33HARTBJU2SJ36EHOZM

not attested not anchored not stored refs pending

On the Lie algebra structure of $HH^1(A)$ of a finite-dimensional algebra $A$

Lleonard Rubio y Degrassi, Markus Linckelmann

arxiv:1903.08484 v2 · 2019-03-20 · math.RT · 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{HIXTHDG33HARTBJU2SJ36EHOZM}

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.

Cited by

1 paper in Pith

On the first Hochschild cohomology of cocommutative Hopf algebras of finite representation type

Receipt and verification

First computed	2026-05-17T23:50:40.465408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a2f338cdbd9c1198534d493bf10eecb2a14a2edf56406fe3b5961e161e2ea8c

Aliases

arxiv: 1903.08484 · arxiv_version: 1903.08484v2 · doi: 10.48550/arxiv.1903.08484 · pith_short_12: HIXTHDG33HAR · pith_short_16: HIXTHDG33HARTBJU · pith_short_8: HIXTHDG3

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/HIXTHDG33HARTBJU2SJ36EHOZM \
  | 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: 3a2f338cdbd9c1198534d493bf10eecb2a14a2edf56406fe3b5961e161e2ea8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6004ca19a7d34d176a9cc68e45c48369030b66d148a1c678c02d4cade069b6e",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2019-03-20T12:43:27Z",
    "title_canon_sha256": "cfb3c42e8ac57c226d6bb457d54af23ef37751fce0ac9f3f9a343df51aaa0800"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08484",
    "kind": "arxiv",
    "version": 2
  }
}