Pith Number

pith:6NA7XDPW

pith:2021:6NA7XDPW2G4TQBHMCDBMUEUS35

not attested not anchored not stored refs pending

On the Parallel I/O Optimality of Linear Algebra Kernels: Near-Optimal Matrix Factorizations

Alexandros Nikolaos Ziogas, Andr\'e Gaillard, Anton Kozhevnikov, Grzegorz Kwasniewski, Jens Eirik Saethre, Joost VandeVondele, Maciej Besta, Marko Kabi\'c, Tal Ben-Nun, Timo Schneider, Torsten Hoefler

arxiv:2108.09337 v2 · 2021-08-20 · cs.DC · cs.CC · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NA7XDPW2G4TQBHMCDBMUEUS35}

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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.

Receipt and verification

First computed	2026-07-05T06:03:51.922744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f341fb8df6d1b93804ec10c2ca1292df4e24e472d9f47dbc730181d93db8108d

Aliases

arxiv: 2108.09337 · arxiv_version: 2108.09337v2 · doi: 10.48550/arxiv.2108.09337 · pith_short_12: 6NA7XDPW2G4T · pith_short_16: 6NA7XDPW2G4TQBHM · pith_short_8: 6NA7XDPW

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/6NA7XDPW2G4TQBHMCDBMUEUS35 \
  | 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: f341fb8df6d1b93804ec10c2ca1292df4e24e472d9f47dbc730181d93db8108d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec133f33e539e9b25aaaaf62d7c8c16b469ee563223b6ec2c8e617fbf08240eb",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-08-20T19:24:34Z",
    "title_canon_sha256": "74f93beb476421b26c23ba8dff35e0b1be1b440c90ec0f5e19010504468ca72d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.09337",
    "kind": "arxiv",
    "version": 2
  }
}