Pith Number

pith:3EH5ZF7X

pith:2013:3EH5ZF7XDPL7LKFLY4D55PQLYJ

not attested not anchored not stored refs pending

Split strongly abelian p-chief factors and first degree restricted cohomology

J\"org Feldvoss, Salvatore Siciliano, Thomas Weigel

arxiv:1301.5289 v1 · 2013-01-22 · math.RA · 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{3EH5ZF7XDPL7LKFLY4D55PQLYJ}

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	2026-05-18T02:48:10.109246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d90fdc97f71bd7f5a8abc707debe0bc25c18d30a18473effd35677240a8de4f1

Aliases

arxiv: 1301.5289 · arxiv_version: 1301.5289v1 · doi: 10.48550/arxiv.1301.5289 · pith_short_12: 3EH5ZF7XDPL7 · pith_short_16: 3EH5ZF7XDPL7LKFL · pith_short_8: 3EH5ZF7X

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/3EH5ZF7XDPL7LKFLY4D55PQLYJ \
  | 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: d90fdc97f71bd7f5a8abc707debe0bc25c18d30a18473effd35677240a8de4f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c51fcf10ad115fb8a3c6b230dbf29baf7e0f8e72a5b666ff9f9f1f425c43e16f",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-01-22T19:22:47Z",
    "title_canon_sha256": "1b2a8135f95332cca40d86e20b5bb881b19719d7372e9e62961b339aad4ea44d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5289",
    "kind": "arxiv",
    "version": 1
  }
}