Pith Number

pith:JEWWJRSZ

pith:2026:JEWWJRSZDPQRFIR36V2RWYKTCL

not attested not anchored not stored refs pending

CB-SpMV:A Data Aggregating and Balance Algorithm for Cache-Friendly Block-Based SpMV on GPUs

Chenhao Xie*, Depei Qian, Fukai Sun, Xing Cong, Yifan Chen, Yi Liu

arxiv:2605.18515 v1 · 2026-05-18 · 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{JEWWJRSZDPQRFIR36V2RWYKTCL}

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	2026-05-20T00:06:05.340967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

492d64c6591be112a23bf5751b615312f0d434b58ce67fe641ce06d059cf01c1

Aliases

arxiv: 2605.18515 · arxiv_version: 2605.18515v1 · doi: 10.48550/arxiv.2605.18515 · pith_short_12: JEWWJRSZDPQR · pith_short_16: JEWWJRSZDPQRFIR3 · pith_short_8: JEWWJRSZ

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/JEWWJRSZDPQRFIR36V2RWYKTCL \
  | 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: 492d64c6591be112a23bf5751b615312f0d434b58ce67fe641ce06d059cf01c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acb50469546617d79a80c59e4c4b89a554fcf5c532f66567a0d725c513459f42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2026-05-18T15:06:53Z",
    "title_canon_sha256": "7f8aed4c3056afd1165146a253a0dd008965e352f162b5126a95a273aaa30ea0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18515",
    "kind": "arxiv",
    "version": 1
  }
}