Pith Number

pith:7LIC7X4N

pith:2026:7LIC7X4NNBSO2WZTN2V42UPBOH

not attested not anchored not stored refs pending

Valuing Winners: When and How to Correct for Selection Bias in Randomized Experiments

Hangcheng Zhao, Ron Berman, Walter W. Zhang

arxiv:2605.18887 v1 · 2026-05-16 · econ.EM · econ.GN · q-fin.EC · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LIC7X4NNBSO2WZTN2V42UPBOH}

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	2026-05-20T00:06:30.562593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fad02fdf8d6864ed5b336eabcd51e171e60cef398d11195f150df91a70770f30

Aliases

arxiv: 2605.18887 · arxiv_version: 2605.18887v1 · doi: 10.48550/arxiv.2605.18887 · pith_short_12: 7LIC7X4NNBSO · pith_short_16: 7LIC7X4NNBSO2WZT · pith_short_8: 7LIC7X4N

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/7LIC7X4NNBSO2WZTN2V42UPBOH \
  | 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: fad02fdf8d6864ed5b336eabcd51e171e60cef398d11195f150df91a70770f30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f79f8283e8d453ff128fef51c96457500f3f31aea6646c994fe6b036716baf96",
    "cross_cats_sorted": [
      "econ.GN",
      "q-fin.EC",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2026-05-16T19:34:49Z",
    "title_canon_sha256": "1ca60e65518a45a9df604c72be3c262d34eae210adc8279892ad5c25800634f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18887",
    "kind": "arxiv",
    "version": 1
  }
}