Pith Number

pith:MFXO2FDY

pith:2025:MFXO2FDYVEGEIJFYP6R6AZ7ZJ3

not attested not anchored not stored refs pending

Improving SpGEMM Performance Through Matrix Reordering and Cluster-wise Computation

Abdullah Al Raqibul Islam, Ayd{\i}n Bulu\c{c}, Dong Dai, Helen Xu

arxiv:2507.21253 v1 · 2025-07-28 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MFXO2FDYVEGEIJFYP6R6AZ7ZJ3}

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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.

Cited by

2 papers in Pith

Shadow Engineering of Quantum Processes

Ocean: Fast Estimation-Based Sparse General Matrix-Matrix Multiplication on GPU

Receipt and verification

First computed	2026-07-05T11:44:55.720250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

616eed1478a90c4424b87fa3e067f94eefdbec430a30a465cfa732c2049469c7

Aliases

arxiv: 2507.21253 · arxiv_version: 2507.21253v1 · doi: 10.48550/arxiv.2507.21253 · pith_short_12: MFXO2FDYVEGE · pith_short_16: MFXO2FDYVEGEIJFY · pith_short_8: MFXO2FDY

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/MFXO2FDYVEGEIJFYP6R6AZ7ZJ3 \
  | 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: 616eed1478a90c4424b87fa3e067f94eefdbec430a30a465cfa732c2049469c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fb355c65e4fc68fe0046f7ae0150559a9603b63c5133c9181a257bd75b58481",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2025-07-28T18:16:49Z",
    "title_canon_sha256": "566e3078d765779de7bf9fff30e79cc979f5226dd46ec726749b252767949cf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21253",
    "kind": "arxiv",
    "version": 1
  }
}