Pith Number

pith:6CEGTUW5

pith:2017:6CEGTUW5TVF4IN37YVALL62DJP

not attested not anchored not stored refs pending

Two-sample instrumental variable analyses using heterogeneous samples

Dylan S. Small, Jack Bowden, Jingshu Wang, Qingyuan Zhao

arxiv:1709.00081 v2 · 2017-08-31 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6CEGTUW5TVF4IN37YVALL62DJP}

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	2026-05-18T00:06:25.467352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f08869d2dd9d4bc4377fc540b5fb434bf8852ed8452dc88ca590bd9358961df0

Aliases

arxiv: 1709.00081 · arxiv_version: 1709.00081v2 · doi: 10.48550/arxiv.1709.00081 · pith_short_12: 6CEGTUW5TVF4 · pith_short_16: 6CEGTUW5TVF4IN37 · pith_short_8: 6CEGTUW5

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/6CEGTUW5TVF4IN37YVALL62DJP \
  | 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: f08869d2dd9d4bc4377fc540b5fb434bf8852ed8452dc88ca590bd9358961df0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be20c15926291799a4de446ba137975a7f9595d1ecbcc8cd86a07c85bc6e95ca",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2017-08-31T20:58:25Z",
    "title_canon_sha256": "860f4aa35136015117a6177a66aed349a501c988c34dfd1b9ed525e3cd0ffaec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.00081",
    "kind": "arxiv",
    "version": 2
  }
}