Pith Number

pith:O7RILHRK

pith:2016:O7RILHRKTTL4GIFVAZZBDSWUPB

not attested not anchored not stored refs pending

A Two Pronged Progress in Structured Dense Matrix Multiplication

Albert Gu, Atri Rudra, Christopher De Sa, Christopher R\'e, Rohan Puttagunta

arxiv:1611.01569 v3 · 2016-11-04 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7RILHRKTTL4GIFVAZZBDSWUPB}

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	2026-05-18T00:30:17.437612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e2859e2a9cd7c320b5067211cad4784cb512cb2b6c307cef3c8a3da692ce38

Aliases

arxiv: 1611.01569 · arxiv_version: 1611.01569v3 · doi: 10.48550/arxiv.1611.01569 · pith_short_12: O7RILHRKTTL4 · pith_short_16: O7RILHRKTTL4GIFV · pith_short_8: O7RILHRK

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/O7RILHRKTTL4GIFVAZZBDSWUPB \
  | 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: 77e2859e2a9cd7c320b5067211cad4784cb512cb2b6c307cef3c8a3da692ce38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9087cfe22e7139bfb6f5774ba796de6f0cd16b50da16a5bdee81cb9c13c7be36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-11-04T23:33:41Z",
    "title_canon_sha256": "e874798ff5a471000b0d6610528626678fe22f92db3530b0db5b90ac72fa9bcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01569",
    "kind": "arxiv",
    "version": 3
  }
}