Pith Number

pith:RO6ZCCVH

pith:2012:RO6ZCCVHWVKZ7BPFJXPGF3QRZF

not attested not anchored not stored refs pending

Analyzing and enhancing OSKI for sparse matrix-vector multiplication

Cevdet Aykanat, Enver Kayaaslan, Kadir Akbudak

arxiv:1203.2739 v1 · 2012-03-13 · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RO6ZCCVHWVKZ7BPFJXPGF3QRZF}

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	2026-05-18T03:10:58.490762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bbd910aa7b5559f85e54dde62ee11c972345fcce68228aba80271e91b6092e5

Aliases

arxiv: 1203.2739 · arxiv_version: 1203.2739v1 · doi: 10.48550/arxiv.1203.2739 · pith_short_12: RO6ZCCVHWVKZ · pith_short_16: RO6ZCCVHWVKZ7BPF · pith_short_8: RO6ZCCVH

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/RO6ZCCVHWVKZ7BPFJXPGF3QRZF \
  | 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: 8bbd910aa7b5559f85e54dde62ee11c972345fcce68228aba80271e91b6092e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2cafaa9b76e1e5451bcd6854a4b4be418871f3d3c492ee3cb62805dbc77e3d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2012-03-13T08:50:14Z",
    "title_canon_sha256": "8f5775d9519d9562b0fc2af285fcb1bb66ade39a05b2e58003cbfea766d610cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2739",
    "kind": "arxiv",
    "version": 1
  }
}