Pith Number

pith:FJ72SVCN

pith:2012:FJ72SVCNIFKRTKIZWCORK2AXTT

not attested not anchored not stored refs pending

Analysis of a randomized approximation scheme for matrix multiplication

Daniel Hsu, Sham M. Kakade, Tong Zhang

arxiv:1211.5414 v1 · 2012-11-23 · cs.DS · cs.LG · cs.NA · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FJ72SVCNIFKRTKIZWCORK2AXTT}

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	2026-05-18T03:40:04.474891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a7fa9544d415519a919b09d1568179cf782630f8235f974a7ba5946c79d8cbd

Aliases

arxiv: 1211.5414 · arxiv_version: 1211.5414v1 · doi: 10.48550/arxiv.1211.5414 · pith_short_12: FJ72SVCNIFKR · pith_short_16: FJ72SVCNIFKRTKIZ · pith_short_8: FJ72SVCN

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/FJ72SVCNIFKRTKIZWCORK2AXTT \
  | 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: 2a7fa9544d415519a919b09d1568179cf782630f8235f974a7ba5946c79d8cbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0187cda214e2175472ffec00a26d30d486e190704c5967d575379c8a2db6e87f",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-11-23T06:11:54Z",
    "title_canon_sha256": "2bbd045b70ee404ae25f1ffdc89762660614cb3cbea457979829267bb1179c76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5414",
    "kind": "arxiv",
    "version": 1
  }
}