Pith Number

pith:CWGO2P7X

pith:2020:CWGO2P7XGQGB5ADTNRIBLLVRNA

not attested not anchored not stored refs pending

Synergistic CPU-FPGA Acceleration of Sparse Linear Algebra

Mohammadreza Soltaniyeh, Richard P. Martin, Santosh Nagarakatte

arxiv:2004.13907 v1 · 2020-04-29 · cs.DC · cs.MS · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWGO2P7XGQGB5ADTNRIBLLVRNA}

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	2026-07-05T00:59:15.419292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

158ced3ff7340c1e80736c5015aeb16813ff351c2017f99eaa88780ef914f409

Aliases

arxiv: 2004.13907 · arxiv_version: 2004.13907v1 · doi: 10.48550/arxiv.2004.13907 · pith_short_12: CWGO2P7XGQGB · pith_short_16: CWGO2P7XGQGB5ADT · pith_short_8: CWGO2P7X

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/CWGO2P7XGQGB5ADTNRIBLLVRNA \
  | 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: 158ced3ff7340c1e80736c5015aeb16813ff351c2017f99eaa88780ef914f409

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f331e444c4859b68b3ce0419cfd37348bc87a66c003fdcf55cdecfe4844a4fc1",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2020-04-29T01:06:52Z",
    "title_canon_sha256": "8e5ac834453b31befd67e69a97520f46e142a14ae1e7119a63b53cc07816dbb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13907",
    "kind": "arxiv",
    "version": 1
  }
}