Pith Number

pith:C44GYAKW

pith:2012:C44GYAKWOUSGIBOXMH6UTPFFGY

not attested not anchored not stored refs pending

Random matrix over a DVR and LU factorization

Xavier Caruso (IRMAR)

arxiv:1212.0308 v1 · 2012-12-03 · cs.DS · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C44GYAKWOUSGIBOXMH6UTPFFGY}

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	2026-05-18T03:39:15.831650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17386c015675246405d761fd49bca53615dc614f574e7952932d138ec6bf6b84

Aliases

arxiv: 1212.0308 · arxiv_version: 1212.0308v1 · doi: 10.48550/arxiv.1212.0308 · pith_short_12: C44GYAKWOUSG · pith_short_16: C44GYAKWOUSGIBOX · pith_short_8: C44GYAKW

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/C44GYAKWOUSGIBOXMH6UTPFFGY \
  | 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: 17386c015675246405d761fd49bca53615dc614f574e7952932d138ec6bf6b84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa55617d1c0ac9e216b91b5384a8a21c9748d715363006827797a2d9ecbd9900",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-12-03T08:25:29Z",
    "title_canon_sha256": "bafe2ded886c9b038a0defbeded4bf07e60f9b906b79c2d97008eabcf54e48b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0308",
    "kind": "arxiv",
    "version": 1
  }
}