Pith Number

pith:GY4T66Q5

pith:2022:GY4T66Q536U7BMU7OQLRHQIPHB

not attested not anchored not stored refs pending

A method for comparing multiple imputation techniques: a case study on the U.S. National COVID Cohort Collaborative

Alberto Paccanaro, Andrew Girvin, Ben Coleman, Bryan Laraway, Carolyn T. Bramante, Christopher Chute, Corneliu Antoniescu, Elena Casiraghi, Emily Pfaff, Giorgio Valentini, Hannah Blau, Jane Reusch, Janos Hajagos, Jared D. Huling, Jena S. Tronieri, Jeremy Harper, John B. Buse, Justin Reese, Kenneth Gersing, Kenneth Wilkins (on behalf of the N3C Consortium): Tell Bennet, Kimberly Robaski, Lauren E. Chan, Marco Notaro, Margaret Hall, Melissa Haendel, Michael D. Evans, Peter DeWitt, Peter N. Robinson, Rachel Wong, Richard A. Moffitt, Stephanie Hong, Steven G. Johnson, Tiffany J. Callahan, Til Sturmer, Yu Raymond Shao

arxiv:2206.06444 v2 · 2022-06-13 · cs.AI · cs.CY · 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{GY4T66Q536U7BMU7OQLRHQIPHB}

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	2026-07-05T05:00:43.237047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36393f7a1ddfa9f0b29f741713c10f384bdb202ddd622191de75080b1211da1d

Aliases

arxiv: 2206.06444 · arxiv_version: 2206.06444v2 · doi: 10.48550/arxiv.2206.06444 · pith_short_12: GY4T66Q536U7 · pith_short_16: GY4T66Q536U7BMU7 · pith_short_8: GY4T66Q5

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/GY4T66Q536U7BMU7OQLRHQIPHB \
  | 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: 36393f7a1ddfa9f0b29f741713c10f384bdb202ddd622191de75080b1211da1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a408eca9c3780fd9263f2be8528ddb685ed1d48537b155e4a00c529057b4db27",
    "cross_cats_sorted": [
      "cs.CY",
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2022-06-13T19:49:54Z",
    "title_canon_sha256": "e13bf885c6661d0c938fb530cb2e0e3a7260b858442fd3fbfff84e972f2e1b30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.06444",
    "kind": "arxiv",
    "version": 2
  }
}