Pith Number

pith:NSPXB44G

pith:2013:NSPXB44GXF3SEVYPSOISCGWD4Y

not attested not anchored not stored refs pending

On the Castelnuovo-Mumford regularity of the cohomology of fusion systems and of the Hochschild cohomology of block algebras

Markus Linckelmann, Radha Kessar

arxiv:1311.3827 v1 · 2013-11-15 · math.GR · math.AC · 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{NSPXB44GXF3SEVYPSOISCGWD4Y}

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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	2026-05-18T03:07:02.941584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c9f70f386b97722570f9391211ac3e60c3ac200feb255921871004b6312d06d

Aliases

arxiv: 1311.3827 · arxiv_version: 1311.3827v1 · doi: 10.48550/arxiv.1311.3827 · pith_short_12: NSPXB44GXF3S · pith_short_16: NSPXB44GXF3SEVYP · pith_short_8: NSPXB44G

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/NSPXB44GXF3SEVYPSOISCGWD4Y \
  | 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: 6c9f70f386b97722570f9391211ac3e60c3ac200feb255921871004b6312d06d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "113fd356432d8f19ac1014feb634faeced40d6ff7407a6e79e9b9701f2c9b2b3",
    "cross_cats_sorted": [
      "math.AC",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2013-11-15T12:38:26Z",
    "title_canon_sha256": "3d0f6b4d63a5d331e77afa3653431abb06509cb8339e11293e4ff1facf0739e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3827",
    "kind": "arxiv",
    "version": 1
  }
}