Pith Number

pith:RRIQHXIY

pith:2013:RRIQHXIYDACTRIPC2ARFFGBTDE

not attested not anchored not stored refs pending

Causal Inference in Observational Studies with Non-Binary Treatments

David A. van Dyk, Kosuke Imai, Shandong Zhao

arxiv:1309.6361 v1 · 2013-09-24 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RRIQHXIYDACTRIPC2ARFFGBTDE}

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	2026-05-18T03:12:21.456065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c5103dd18180538a1e2d022529833192a339a48feb6dfce33b640d3795d5a54

Aliases

arxiv: 1309.6361 · arxiv_version: 1309.6361v1 · doi: 10.48550/arxiv.1309.6361 · pith_short_12: RRIQHXIYDACT · pith_short_16: RRIQHXIYDACTRIPC · pith_short_8: RRIQHXIY

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/RRIQHXIYDACTRIPC2ARFFGBTDE \
  | 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: 8c5103dd18180538a1e2d022529833192a339a48feb6dfce33b640d3795d5a54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24ad7c8b0f6d76ca913138387963b13614c12b6e9da9de117c4ed6c7b52bd0b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2013-09-24T22:34:53Z",
    "title_canon_sha256": "2414739312d27a53e9bd7774d67beed058cc990c466ada6822387a57863964d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6361",
    "kind": "arxiv",
    "version": 1
  }
}