Pith Number

pith:QFMXXG5Z

pith:2016:QFMXXG5ZKM62257BY3RGUQ3JUP

not attested not anchored not stored refs pending

Estimating Treatment Effects using Multiple Surrogates: The Role of the Surrogate Score and the Surrogate Index

Guido Imbens, Hyunseung Kang, Raj Chetty, Susan Athey

arxiv:1603.09326 v5 · 2016-03-30 · stat.ME · econ.EM · 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{QFMXXG5ZKM62257BY3RGUQ3JUP}

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.

Cited by

2 papers in Pith

Causal Stability Selection

A Functional-Class Meta-Analytic Framework for Quantifying Surrogate Resilience

Receipt and verification

First computed	2026-07-05T08:57:49.599744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81597b9bb9533dad77e1c6e26a4369a3f290b041197ba768e3bf98909253ce97

Aliases

arxiv: 1603.09326 · arxiv_version: 1603.09326v5 · doi: 10.48550/arxiv.1603.09326 · pith_short_12: QFMXXG5ZKM62 · pith_short_16: QFMXXG5ZKM62257B · pith_short_8: QFMXXG5Z

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/QFMXXG5ZKM62257BY3RGUQ3JUP \
  | 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: 81597b9bb9533dad77e1c6e26a4369a3f290b041197ba768e3bf98909253ce97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29bbb0952075ab8d75f3fdc56bc50dee0401fb782d62a484ad30706c45b8f7d5",
    "cross_cats_sorted": [
      "econ.EM",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-03-30T19:45:52Z",
    "title_canon_sha256": "96acbe821120bf63c226260b5e19aa32ad9cf2c641803db4f9a34dfd8c46b841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.09326",
    "kind": "arxiv",
    "version": 5
  }
}