Pith Number

pith:XLZQLNDA

pith:2021:XLZQLNDABPFSP5UI6CJL25ETXC

not attested not anchored not stored refs pending

Are deep learning models superior for missing data imputation in large surveys? Evidence from an empirical comparison

Fan Li, Jason Poulos, Olanrewaju Akande, Zhenhua Wang

arxiv:2103.09316 v3 · 2021-03-14 · cs.LG · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XLZQLNDABPFSP5UI6CJL25ETXC}

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.

Cited by

1 paper in Pith

Distributionally Faithful Imputation via Positive Semi-Definite Kernel Density Estimation

Receipt and verification

First computed	2026-07-05T04:06:29.497190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baf305b4600bcb27f688f092bd7493b8a01fac266ab39b3e378559a723bb011d

Aliases

arxiv: 2103.09316 · arxiv_version: 2103.09316v3 · doi: 10.48550/arxiv.2103.09316 · pith_short_12: XLZQLNDABPFS · pith_short_16: XLZQLNDABPFSP5UI · pith_short_8: XLZQLNDA

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/XLZQLNDABPFSP5UI6CJL25ETXC \
  | 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: baf305b4600bcb27f688f092bd7493b8a01fac266ab39b3e378559a723bb011d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f188511943a42dfafac10b309d6444c4c46f98032c1e6c41e5de76f5300269f",
    "cross_cats_sorted": [
      "stat.AP",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-14T16:24:04Z",
    "title_canon_sha256": "176c920b0e9a37c5cf54a5f3ba4ef7e817bf9b64645afbdf2eccab7f41ac7597"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.09316",
    "kind": "arxiv",
    "version": 3
  }
}