Pith Number

pith:ILWUQNIW

pith:2014:ILWUQNIWWJRQ6MHJIR4SZSKLDI

not attested not anchored not stored refs pending

Parallel computation of echelon forms

Cl\'ement Pernet (INRIA Grenoble Rh\^one-Alpes / LIG Laboratoire d'Informatique de Grenoble), INRIA Grenoble Rh\^one-Alpes / LIG Laboratoire d'Informatique de Grenoble), Jean-Guillaume Dumas (LJK), Thierry Gautier (INRIA Grenoble Rh\^one-Alpes / LIG Laboratoire d'Informatique de Grenoble), Ziad Sultan (LJK

arxiv:1402.3501 v1 · 2014-02-14 · cs.SC · 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{ILWUQNIWWJRQ6MHJIR4SZSKLDI}

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	2026-05-18T02:58:58.580105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42ed483516b2630f30e944792cc94b1a2ca0ef0fb03835c441620fcb46f32b38

Aliases

arxiv: 1402.3501 · arxiv_version: 1402.3501v1 · doi: 10.48550/arxiv.1402.3501 · pith_short_12: ILWUQNIWWJRQ · pith_short_16: ILWUQNIWWJRQ6MHJ · pith_short_8: ILWUQNIW

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/ILWUQNIWWJRQ6MHJIR4SZSKLDI \
  | 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: 42ed483516b2630f30e944792cc94b1a2ca0ef0fb03835c441620fcb46f32b38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d72d83d5c2e9fef6acb158b7053697a06535e676f958bbcdd6e3998030dc0e1",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2014-02-14T15:35:37Z",
    "title_canon_sha256": "f1730d9aea400b2c01c80c88d4c8f2e77458466b258e92969bcca408f3de8347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3501",
    "kind": "arxiv",
    "version": 1
  }
}