Pith Number

pith:AD3NTGA3

pith:2026:AD3NTGA3HE72GQ4TOCPPPOZ3UD

not attested not anchored not stored refs pending

A catalog of fast matrix multiplication algorithms with frontier-closure search

Benoit Chatain Lacelle

arxiv:2606.13408 v1 · 2026-06-11 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AD3NTGA3HE72GQ4TOCPPPOZ3UD}

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	2026-06-12T01:10:00.902844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00f6d9981b393fa34393709ef7bb3ba0eaccd8eda36b996b2c970e7e5dace20c

Aliases

arxiv: 2606.13408 · arxiv_version: 2606.13408v1 · doi: 10.48550/arxiv.2606.13408 · pith_short_12: AD3NTGA3HE72 · pith_short_16: AD3NTGA3HE72GQ4T · pith_short_8: AD3NTGA3

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/AD3NTGA3HE72GQ4TOCPPPOZ3UD \
  | 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: 00f6d9981b393fa34393709ef7bb3ba0eaccd8eda36b996b2c970e7e5dace20c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fce5f998aa76b6556b4da30339bcd87bce06656cc2033ef3a0df21a0f1e84a89",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2026-06-11T14:38:02Z",
    "title_canon_sha256": "b11998ca0618c68cfa89217676c98ed36fd51ca30f9cd21f579a29ab2969bd7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.13408",
    "kind": "arxiv",
    "version": 1
  }
}