Pith Number

pith:EE4OSPL7

pith:2019:EE4OSPL7IQYQCJ2QEAKAPBXHJL

not attested not anchored not stored refs pending

Size of Interventional Markov Equivalence Classes in Random DAG Models

Caroline Uhler, Chandler Squires, Dmitriy Katz, Karthikeyan Shanmugam

arxiv:1903.02054 v1 · 2019-03-05 · stat.ML · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EE4OSPL7IQYQCJ2QEAKAPBXHJL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:51:56.761050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2138e93d7f443101275020140786e74ae4ead364ebf665aadf229ab8fc64b0d0

Aliases

arxiv: 1903.02054 · arxiv_version: 1903.02054v1 · doi: 10.48550/arxiv.1903.02054 · pith_short_12: EE4OSPL7IQYQ · pith_short_16: EE4OSPL7IQYQCJ2Q · pith_short_8: EE4OSPL7

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/EE4OSPL7IQYQCJ2QEAKAPBXHJL \
  | 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: 2138e93d7f443101275020140786e74ae4ead364ebf665aadf229ab8fc64b0d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfe0cdc9346dcfab7ff6dcd53e83d62d6218c27830950859c86ac129a25c5951",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-03-05T21:09:37Z",
    "title_canon_sha256": "8d4972aefa4a680a963b891adcbb47458d2d42407f98da2bdc895dd5d2fa9c52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02054",
    "kind": "arxiv",
    "version": 1
  }
}