Pith Number

pith:THDFZB3D

pith:2010:THDFZB3DVTG6FGJVFXD3AT5G2W

not attested not anchored not stored refs pending

Strassen's Matrix Multiplication Algorithm for Matrices of Arbitrary Order

Ivo Hedtke

arxiv:1007.2117 v2 · 2010-07-13 · math.NA · 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{THDFZB3DVTG6FGJVFXD3AT5G2W}

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	2026-05-18T04:21:22.761752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99c65c8763accde299352dc7b04fa6d59d872efa11c1150b060c6e534b24977c

Aliases

arxiv: 1007.2117 · arxiv_version: 1007.2117v2 · doi: 10.48550/arxiv.1007.2117 · pith_short_12: THDFZB3DVTG6 · pith_short_16: THDFZB3DVTG6FGJV · pith_short_8: THDFZB3D

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/THDFZB3DVTG6FGJVFXD3AT5G2W \
  | 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: 99c65c8763accde299352dc7b04fa6d59d872efa11c1150b060c6e534b24977c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aec2611d3f3fbf4f1964b8816d634874a1120b76a5cf5adbfb4c22371ed2f22",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-07-13T14:44:15Z",
    "title_canon_sha256": "46e9c820696f2acf862161274e43d2e15cd3d45c51672da990745ac4e579b0aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2117",
    "kind": "arxiv",
    "version": 2
  }
}