Pith Number

pith:CGFZBZBQ

pith:2014:CGFZBZBQCOOVPTIZT4KTWRSRQT

not attested not anchored not stored refs pending

The asymptotic complexity of matrix reduction over finite fields

Demetres Christofides

arxiv:1406.5826 v1 · 2014-06-23 · cs.DS · cs.CC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CGFZBZBQCOOVPTIZT4KTWRSRQT}

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	2026-05-18T02:49:04.139828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

118b90e430139d57cd199f153b465184cc630f76a7a88978613f0383b5bb0cdf

Aliases

arxiv: 1406.5826 · arxiv_version: 1406.5826v1 · doi: 10.48550/arxiv.1406.5826 · pith_short_12: CGFZBZBQCOOV · pith_short_16: CGFZBZBQCOOVPTIZ · pith_short_8: CGFZBZBQ

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/CGFZBZBQCOOVPTIZT4KTWRSRQT \
  | 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: 118b90e430139d57cd199f153b465184cc630f76a7a88978613f0383b5bb0cdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efc74bbea9c0ecfdd3d1c7d9096e33db82f207e48d2d129323e0cb3b25fbbebf",
    "cross_cats_sorted": [
      "cs.CC",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-06-23T08:03:23Z",
    "title_canon_sha256": "ad943778843e1ecd965003b36308f9123d36426507f25f8ec7692bedf71066e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5826",
    "kind": "arxiv",
    "version": 1
  }
}