Pith Number

pith:ZFXW7R4E

pith:2024:ZFXW7R4EXAZGMR6OMHDKR4RMD5

not attested not anchored not stored refs pending

Dual Simplex Volume Maximization for Simplex-Structured Matrix Factorization

Giovanni Barbarino, Maryam Abdolali, Nicolas Gillis

arxiv:2403.20197 v1 · 2024-03-29 · math.NA · cs.IR · cs.LG · cs.NA · eess.SP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFXW7R4EXAZGMR6OMHDKR4RMD5}

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	2026-07-05T09:58:58.058706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c96f6fc784b8326647ce61c6a8f22c1f56c0d59299445d6af958e8dcbea46119

Aliases

arxiv: 2403.20197 · arxiv_version: 2403.20197v1 · doi: 10.48550/arxiv.2403.20197 · pith_short_12: ZFXW7R4EXAZG · pith_short_16: ZFXW7R4EXAZGMR6O · pith_short_8: ZFXW7R4E

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/ZFXW7R4EXAZGMR6OMHDKR4RMD5 \
  | 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: c96f6fc784b8326647ce61c6a8f22c1f56c0d59299445d6af958e8dcbea46119

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4f7f7eb84cbbc5e747c892b5307d7ce4e7876f5c435a445282a8260fa9620f2",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG",
      "cs.NA",
      "eess.SP",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-03-29T14:19:26Z",
    "title_canon_sha256": "27e15b101358c131edf43a26036e2cfe32e6b08087b64dbd9df8043292203b8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.20197",
    "kind": "arxiv",
    "version": 1
  }
}