Pith Number

pith:XCH45ZNA

pith:2022:XCH45ZNA2EXZMLEE6UHSXWVGVF

not attested not anchored not stored refs pending

To Impute or not to Impute? Missing Data in Treatment Effect Estimation

Fergus Imrie, James Jordon, Jeroen Berrevoets, Mihaela van der Schaar, Trent Kyono

arxiv:2202.02096 v4 · 2022-02-04 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XCH45ZNA2EXZMLEE6UHSXWVGVF}

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	2026-07-05T05:45:03.474713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b88fcee5a0d12f962c84f50f2bdaa6a961e5c6bf85382c99e6d6cfa58e63f5fd

Aliases

arxiv: 2202.02096 · arxiv_version: 2202.02096v4 · doi: 10.48550/arxiv.2202.02096 · pith_short_12: XCH45ZNA2EXZ · pith_short_16: XCH45ZNA2EXZMLEE · pith_short_8: XCH45ZNA

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/XCH45ZNA2EXZMLEE6UHSXWVGVF \
  | 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: b88fcee5a0d12f962c84f50f2bdaa6a961e5c6bf85382c99e6d6cfa58e63f5fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68603f0755af097f35cc5275e8dd90584c659ca47fcde129d39e04c23a79c411",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2022-02-04T12:08:31Z",
    "title_canon_sha256": "87cee6c1a52dd22b6b92c65e488d7516c3cc476bfe1a15f1068714ef7f30ab28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.02096",
    "kind": "arxiv",
    "version": 4
  }
}