Pith Number

pith:2YDFF4B4

pith:2012:2YDFF4B4FXLTPK4FISNGHDUCFC

not attested not anchored not stored refs pending

Iterative Conditional Fitting for Gaussian Ancestral Graph Models

Mathias Drton, Thomas S. Richardson

arxiv:1207.4118 v1 · 2012-07-11 · stat.ME · cs.LG · 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{2YDFF4B4FXLTPK4FISNGHDUCFC}

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	2026-05-18T03:50:47.927833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d60652f03c2dd737ab85449a638e82289598f41cc8b1379eadf9a07883b2c6b3

Aliases

arxiv: 1207.4118 · arxiv_version: 1207.4118v1 · doi: 10.48550/arxiv.1207.4118 · pith_short_12: 2YDFF4B4FXLT · pith_short_16: 2YDFF4B4FXLTPK4F · pith_short_8: 2YDFF4B4

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/2YDFF4B4FXLTPK4FISNGHDUCFC \
  | 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: d60652f03c2dd737ab85449a638e82289598f41cc8b1379eadf9a07883b2c6b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14d49d28751e04f52dba31722a29b25a25d5baf0cf0871726c50f91d858d5bee",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2012-07-11T14:44:26Z",
    "title_canon_sha256": "621b4137acc60c652c5243641f2765e9e3ce3c71fba2ba4ba28b9a3f01acbe1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4118",
    "kind": "arxiv",
    "version": 1
  }
}