Pith Number

pith:G4DGPEST

pith:2008:G4DGPESTKAP74BHH2XPALZ45CR

not attested not anchored not stored refs pending

Accelerating Scientific Computations with Mixed Precision Algorithms

Alfredo Buttari, Jack Dongarra, Jakub Kurzak, Julie Langou, Julien Langou, Marc Baboulin, Piotr Luszczek, Stanimire Tomov

arxiv:0808.2794 v1 · 2008-08-20 · 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{G4DGPESTKAP74BHH2XPALZ45CR}

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	2026-05-18T02:15:43.003785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3706679253501ffe04e7d5de05e79d1478c7afb7b48cacbc135c6326403c0702

Aliases

arxiv: 0808.2794 · arxiv_version: 0808.2794v1 · doi: 10.48550/arxiv.0808.2794 · pith_short_12: G4DGPESTKAP7 · pith_short_16: G4DGPESTKAP74BHH · pith_short_8: G4DGPEST

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/G4DGPESTKAP74BHH2XPALZ45CR \
  | 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: 3706679253501ffe04e7d5de05e79d1478c7afb7b48cacbc135c6326403c0702

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d48e4aa849bcaca78f7caa9d78ae0acd3c84146bff2c477ee72141b4f37a532b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2008-08-20T17:50:36Z",
    "title_canon_sha256": "f958246c191cfd0f48754a44d1ccfad392b7d1588184efc575f90a270cabc75d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2794",
    "kind": "arxiv",
    "version": 1
  }
}