Pith Number

pith:EKZ6YFTS

pith:2025:EKZ6YFTSPUBPPYLHPX5HDLQT7X

not attested not anchored not stored refs pending

The Observational Partial Order of Causal Structures with Latent Variables

Elie Wolfe, Marina Maciel Ansanelli, Robert W. Spekkens

arxiv:2502.07891 v2 · 2025-02-11 · stat.ML · cs.LG · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EKZ6YFTSPUBPPYLHPX5HDLQT7X}

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	2026-07-05T10:17:54.037956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22b3ec16727d02f7e1677dfa71ae13fdf4a94040bcb7db520a9356da5ff173c7

Aliases

arxiv: 2502.07891 · arxiv_version: 2502.07891v2 · doi: 10.48550/arxiv.2502.07891 · pith_short_12: EKZ6YFTSPUBP · pith_short_16: EKZ6YFTSPUBPPYLH · pith_short_8: EKZ6YFTS

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/EKZ6YFTSPUBPPYLHPX5HDLQT7X \
  | 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: 22b3ec16727d02f7e1677dfa71ae13fdf4a94040bcb7db520a9356da5ff173c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bd130c9f5fb0b0e91d28281b742a54fe892d5ed72e4948fab44a88b71344a60",
    "cross_cats_sorted": [
      "cs.LG",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-02-11T19:00:58Z",
    "title_canon_sha256": "5d35c57d8f1ddbc41b076e29e4c52ddd685a8861c3e486ba88f418bae29a0545"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07891",
    "kind": "arxiv",
    "version": 2
  }
}