Pith Number

pith:LAJ7KB2K

pith:2024:LAJ7KB2K2N4SVZ5ODSISX4IMRR

not attested not anchored not stored refs pending

Drazin Inverses in Categories

Jean-Simon Pacaud Lemay, Priyaa Varshinee Srinivasan, Robin Cockett

arxiv:2402.18226 v3 · 2024-02-28 · math.CT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LAJ7KB2K2N4SVZ5ODSISX4IMRR}

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	2026-07-05T10:57:52.479651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5813f5074ad3792ae7ae1c912bf10c8c69e1cef3de7d84d52ddeaeed362824ea

Aliases

arxiv: 2402.18226 · arxiv_version: 2402.18226v3 · doi: 10.48550/arxiv.2402.18226 · pith_short_12: LAJ7KB2K2N4S · pith_short_16: LAJ7KB2K2N4SVZ5O · pith_short_8: LAJ7KB2K

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/LAJ7KB2K2N4SVZ5ODSISX4IMRR \
  | 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: 5813f5074ad3792ae7ae1c912bf10c8c69e1cef3de7d84d52ddeaeed362824ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7aa0ecff66970b343747504cd065370d54caf912f8e1de4e378f5c4bb784c0e7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2024-02-28T10:46:39Z",
    "title_canon_sha256": "693bdfa9a62556eed93e41063f23869a302caadfa2392fbe1add1f6860bcf97d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.18226",
    "kind": "arxiv",
    "version": 3
  }
}