Pith Number

pith:ZACEKEXW

pith:2023:ZACEKEXWQ4ZN5LR43WRZMUI3AI

not attested not anchored not stored refs pending

Improving instrumental variable estimators with post-stratification

Luke Keele, Luke W. Miratrix, Nicole E. Pashley

arxiv:2303.10016 v3 · 2023-03-17 · 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{ZACEKEXWQ4ZN5LR43WRZMUI3AI}

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	2026-07-05T08:38:01.572035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8044512f68732deae3cdda396511b0223f11b0f2e962fb2de65cb4fe1240eb5

Aliases

arxiv: 2303.10016 · arxiv_version: 2303.10016v3 · doi: 10.48550/arxiv.2303.10016 · pith_short_12: ZACEKEXWQ4ZN · pith_short_16: ZACEKEXWQ4ZN5LR4 · pith_short_8: ZACEKEXW

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/ZACEKEXWQ4ZN5LR43WRZMUI3AI \
  | 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: c8044512f68732deae3cdda396511b0223f11b0f2e962fb2de65cb4fe1240eb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "347493a86637401b5bade9faa4b2eb19c2a09ce2de7b719913d7293b9451500c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2023-03-17T14:45:21Z",
    "title_canon_sha256": "73957386210c9e923fd3f957d14ede8f275917083f434b60b376ac7453ba29bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.10016",
    "kind": "arxiv",
    "version": 3
  }
}