Pith Number

pith:N7OT6LUL

pith:2018:N7OT6LUL4T2MJOBMCREHA7E2Y7

not attested not anchored not stored refs pending

Counting and Sampling from Markov Equivalent DAGs Using Clique Trees

AmirEmad Ghassami, Kun Zhang, Negar Kiyavash, Saber Salehkaleybar

arxiv:1802.01239 v2 · 2018-02-05 · cs.DS · cs.AI · cs.LG · math.CO · 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{N7OT6LUL4T2MJOBMCREHA7E2Y7}

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	2026-05-18T00:06:05.171787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fdd3f2e8be4f4c4b82c1448707c9ac7c32462bb020a8734c1b400095ff3eba1

Aliases

arxiv: 1802.01239 · arxiv_version: 1802.01239v2 · doi: 10.48550/arxiv.1802.01239 · pith_short_12: N7OT6LUL4T2M · pith_short_16: N7OT6LUL4T2MJOBM · pith_short_8: N7OT6LUL

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/N7OT6LUL4T2MJOBMCREHA7E2Y7 \
  | 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: 6fdd3f2e8be4f4c4b82c1448707c9ac7c32462bb020a8734c1b400095ff3eba1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31253513d3ad5d4068ae60e87f9c992de833ad27c81d6cd9d26c917d5ab37e64",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "math.CO",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-02-05T02:32:05Z",
    "title_canon_sha256": "f8740f17fbdbef12d5cd358878794bae1d3f1f885951a1a6041d9de7359241b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01239",
    "kind": "arxiv",
    "version": 2
  }
}