Pith Number

pith:GJPCS6SU

pith:2014:GJPCS6SUGSVKZCHYJ37AZF36QR

not attested not anchored not stored refs pending

Cohomology of Lie semidirect products and poset algebras

Murray Gerstenhaber, Vincent E. Coll Jr.

arxiv:1407.0428 v2 · 2014-07-02 · 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{GJPCS6SUGSVKZCHYJ37AZF36QR}

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	2026-05-18T02:28:55.091068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

325e297a5434aaac88f84efe0c977e8442a663857c0b52aefb5bef26518e9b72

Aliases

arxiv: 1407.0428 · arxiv_version: 1407.0428v2 · doi: 10.48550/arxiv.1407.0428 · pith_short_12: GJPCS6SUGSVK · pith_short_16: GJPCS6SUGSVKZCHY · pith_short_8: GJPCS6SU

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/GJPCS6SUGSVKZCHYJ37AZF36QR \
  | 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: 325e297a5434aaac88f84efe0c977e8442a663857c0b52aefb5bef26518e9b72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c37be57d5bed2281de84c523f10470456819fd59fe32a68e5b789946a46601d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-07-02T00:17:56Z",
    "title_canon_sha256": "cb5d40b0ce44caf74a2b228c5f33143393ee2f9678af592e2338d0e342c0800a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0428",
    "kind": "arxiv",
    "version": 2
  }
}