Pith Number

pith:4DYG4POC

pith:2012:4DYG4POC4JHJWIAS7WNRWVBWQU

not attested not anchored not stored refs pending

Uniform random generation of large acyclic digraphs

Giusi Moffa, Jack Kuipers

arxiv:1202.6590 v4 · 2012-02-29 · stat.CO · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4DYG4POC4JHJWIAS7WNRWVBWQU}

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	2026-05-18T03:07:11.156516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0f06e3dc2e24e9b2012fd9b1b5436850b013145d2f7cdb322e69f6696ee6e14

Aliases

arxiv: 1202.6590 · arxiv_version: 1202.6590v4 · doi: 10.48550/arxiv.1202.6590 · pith_short_12: 4DYG4POC4JHJ · pith_short_16: 4DYG4POC4JHJWIAS · pith_short_8: 4DYG4POC

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/4DYG4POC4JHJWIAS7WNRWVBWQU \
  | 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: e0f06e3dc2e24e9b2012fd9b1b5436850b013145d2f7cdb322e69f6696ee6e14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "223131d54c20ecfc61919f5c233eee92eb69e40bd7d69d43568849ba36c00834",
    "cross_cats_sorted": [
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2012-02-29T16:24:13Z",
    "title_canon_sha256": "737bb2ad49c3d111f36de0fb948d2d115e7403127000c5b05e72d7d8a35502d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6590",
    "kind": "arxiv",
    "version": 4
  }
}