Pith Number

pith:ZEESZI5S

pith:2025:ZEESZI5SAQXHWQTFBW6QC2TIYO

not attested not anchored not stored refs pending

Performant Unified GPU Kernels for Portable Singular Value Computation Across Hardware and Precision

Alan Edelman, Evelyne Ringoot, Rabab Alomairy, Valentin Churavy

arxiv:2508.06339 v1 · 2025-08-08 · cs.DC · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZEESZI5SAQXHWQTFBW6QC2TIYO}

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	2026-07-05T11:50:54.575024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9092ca3b2042e7b42650dbd016a68c3a70bacf6e2bcb85e7e79ef90fb256ff9

Aliases

arxiv: 2508.06339 · arxiv_version: 2508.06339v1 · doi: 10.48550/arxiv.2508.06339 · pith_short_12: ZEESZI5SAQXH · pith_short_16: ZEESZI5SAQXHWQTF · pith_short_8: ZEESZI5S

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/ZEESZI5SAQXHWQTFBW6QC2TIYO \
  | 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: c9092ca3b2042e7b42650dbd016a68c3a70bacf6e2bcb85e7e79ef90fb256ff9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c810597d33ab645fd17321c0c186b059a77e3f54309639e880f4bdfb8c07879",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2025-08-08T14:14:13Z",
    "title_canon_sha256": "e4549d1a03cdd1141baa2926373885da37873328c990e1a6de93c41492ebd2c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.06339",
    "kind": "arxiv",
    "version": 1
  }
}