Pith Number

pith:S7KFWZRD

pith:2026:S7KFWZRDRNQPYXTEG57PLOUVG3

not attested not anchored not stored refs pending

Debiased Machine Learning: Identification, Estimation, and Shape Constraints

Ka Yan Cheng, Qihui Chen, Zheng Fang

arxiv:2607.24472 v1 · 2026-07-27 · econ.EM · math.ST · stat.ME · stat.ML · 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{S7KFWZRDRNQPYXTEG57PLOUVG3}

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	2026-07-28T02:24:05.517864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97d45b66238b60fc5e64377ef5ba9536d123d105947c73ec38705ca36cda6c83

Aliases

arxiv: 2607.24472 · arxiv_version: 2607.24472v1 · doi: 10.48550/arxiv.2607.24472 · pith_short_12: S7KFWZRDRNQP · pith_short_16: S7KFWZRDRNQPYXTE · pith_short_8: S7KFWZRD

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/S7KFWZRDRNQPYXTEG57PLOUVG3 \
  | 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: 97d45b66238b60fc5e64377ef5ba9536d123d105947c73ec38705ca36cda6c83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de430b53ae54f2df092f22e0b810ad7b4ff1a0fee5470c854b7becb371d530bf",
    "cross_cats_sorted": [
      "math.ST",
      "stat.ME",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2026-07-27T14:08:15Z",
    "title_canon_sha256": "7028f70043422b4f329b5130934f934bf4f34e646e5e04a52a9313ba5bbab6dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.24472",
    "kind": "arxiv",
    "version": 1
  }
}