Pith Number

pith:MYCLVQ42

pith:2020:MYCLVQ42RXYWWTJVGRYNLEPPTC

not attested not anchored not stored refs pending

A Lasso-OLS Hybrid Approach to Covariate Selection and Average Treatment Effect Estimation for Clustered RCTs Using Design-Based Methods

Peter Z. Schochet

arxiv:2005.02502 v1 · 2020-05-05 · 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{MYCLVQ42RXYWWTJVGRYNLEPPTC}

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	2026-07-05T01:00:52.838400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6604bac39a8df16b4d353470d591ef98b53b198ed421fe9874b6a637023a3bd2

Aliases

arxiv: 2005.02502 · arxiv_version: 2005.02502v1 · doi: 10.48550/arxiv.2005.02502 · pith_short_12: MYCLVQ42RXYW · pith_short_16: MYCLVQ42RXYWWTJV · pith_short_8: MYCLVQ42

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/MYCLVQ42RXYWWTJVGRYNLEPPTC \
  | 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: 6604bac39a8df16b4d353470d591ef98b53b198ed421fe9874b6a637023a3bd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a42c9978a2f4eb8a1507539a8bdcac69c61f7587eab190613d719ec20e7616f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2020-05-05T21:15:43Z",
    "title_canon_sha256": "bde7f859385bdc99f3ac4660a19cf1435be24584d9b42f5f25c91a7c6bfe4417"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.02502",
    "kind": "arxiv",
    "version": 1
  }
}