Pith Number

pith:7W5Y5PRF

pith:2011:7W5Y5PRFY22GF7W54T3CL2F32C

not attested not anchored not stored refs pending

Confounding of three binary-variables counterfactual model

Jingwei Liu, Shuang Hu

arxiv:1108.1497 v1 · 2011-08-06 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7W5Y5PRFY22GF7W54T3CL2F32C}

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	2026-05-18T04:16:00.871614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdbb8ebe25c6b462fedde4f625e8bbd09fc15e3266697388557fa5074f8853a9

Aliases

arxiv: 1108.1497 · arxiv_version: 1108.1497v1 · doi: 10.48550/arxiv.1108.1497 · pith_short_12: 7W5Y5PRFY22G · pith_short_16: 7W5Y5PRFY22GF7W5 · pith_short_8: 7W5Y5PRF

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/7W5Y5PRFY22GF7W54T3CL2F32C \
  | 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: fdbb8ebe25c6b462fedde4f625e8bbd09fc15e3266697388557fa5074f8853a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac6680b0b474d71c6c7ba1b231ad786e30f1bcb273fd20df3d7b23cd19cecc32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2011-08-06T17:10:49Z",
    "title_canon_sha256": "2e2624ec0ed800926d01b77f6807eedf98700a2044b829cb48363c3cf37e7583"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1497",
    "kind": "arxiv",
    "version": 1
  }
}