Pith Number

pith:AMVEJ7XJ

pith:2016:AMVEJ7XJCCA6SVKWTRWOX4EAUE

not attested not anchored not stored refs pending

A Case for Malleable Thread-Level Linear Algebra Libraries: The LU Factorization with Partial Pivoting

Enrique S. Quintana-Ort\'i, Jos\'e R. Herrero, Rafael Rodr\'iguez-S\'anchez, Robert van de Geijn, Sandra Catal\'an

arxiv:1611.06365 v1 · 2016-11-19 · cs.DC · cs.MS · 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{AMVEJ7XJCCA6SVKWTRWOX4EAUE}

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	2026-05-18T00:57:38.892668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

032a44fee91081e955569c6cebf080a10c03a13d07be0ce9c1440ef05d480f3f

Aliases

arxiv: 1611.06365 · arxiv_version: 1611.06365v1 · doi: 10.48550/arxiv.1611.06365 · pith_short_12: AMVEJ7XJCCA6 · pith_short_16: AMVEJ7XJCCA6SVKW · pith_short_8: AMVEJ7XJ

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/AMVEJ7XJCCA6SVKWTRWOX4EAUE \
  | 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: 032a44fee91081e955569c6cebf080a10c03a13d07be0ce9c1440ef05d480f3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cd8ee60e0fe0641ef6b2a0fdbf17a8550a0e13a1788143b8ad7a8f2d3552487",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2016-11-19T13:55:29Z",
    "title_canon_sha256": "6333e67e5bfcca8f8b8f59939b49569cc8ba7350fffc7f82ad7ffc4b4b7bf324"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.06365",
    "kind": "arxiv",
    "version": 1
  }
}