Pith Number

pith:F6IQXYQM

pith:2013:F6IQXYQMEDJ2L3C46BFIFSWMVE

not attested not anchored not stored refs pending

Performance Evaluation of Sparse Matrix Multiplication Kernels on Intel Xeon Phi

Erik Saule, Kamer Kaya, Umit V. Catalyurek

arxiv:1302.1078 v1 · 2013-02-05 · cs.PF · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F6IQXYQMEDJ2L3C46BFIFSWMVE}

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	2026-05-18T03:34:26.243454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f910be20c20d3a5ec5cf04a82cacca9285bf72009e88374f4dc2848adca6575

Aliases

arxiv: 1302.1078 · arxiv_version: 1302.1078v1 · doi: 10.48550/arxiv.1302.1078 · pith_short_12: F6IQXYQMEDJ2 · pith_short_16: F6IQXYQMEDJ2L3C4 · pith_short_8: F6IQXYQM

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/F6IQXYQMEDJ2L3C46BFIFSWMVE \
  | 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: 2f910be20c20d3a5ec5cf04a82cacca9285bf72009e88374f4dc2848adca6575

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "621b3236731c208a38c26a1ceda9fcb7182dc494967b612d9f027ae3ae5e1896",
    "cross_cats_sorted": [
      "cs.AR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2013-02-05T16:06:15Z",
    "title_canon_sha256": "78ba444bcee298fb7e47d00b6f9235bed5e2a67e54e1a5e20666cd271959cc10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1078",
    "kind": "arxiv",
    "version": 1
  }
}