Pith Number

pith:LZUY4RHR

pith:2020:LZUY4RHR3DNV3NIBTQYUVCQBSQ

not attested not anchored not stored refs pending

Missing Data Imputation using Optimal Transport

Boris Muzellec, Claire Boyer, Julie Josse, Marco Cuturi

arxiv:2002.03860 v3 · 2020-02-10 · 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{LZUY4RHR3DNV3NIBTQYUVCQBSQ}

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

CACTI: Leveraging Copy Masking and Contextual Information to Improve Tabular Data Imputation

Receipt and verification

First computed	2026-07-05T01:15:24.457335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e698e44f1d8db5db5019c314a8a0194326dea0636132f1ac0d12a6ea0241c1b

Aliases

arxiv: 2002.03860 · arxiv_version: 2002.03860v3 · doi: 10.48550/arxiv.2002.03860 · pith_short_12: LZUY4RHR3DNV · pith_short_16: LZUY4RHR3DNV3NIB · pith_short_8: LZUY4RHR

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/LZUY4RHR3DNV3NIBTQYUVCQBSQ \
  | 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: 5e698e44f1d8db5db5019c314a8a0194326dea0636132f1ac0d12a6ea0241c1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59203a9cc06b553f9a66f802e09e5d995330a4937560d9e74c79796d2cbbafd0",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-02-10T15:23:42Z",
    "title_canon_sha256": "0bc439a25e3631a5d87da88228c3714351d03728b09f17f2939dfa69fc210c9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.03860",
    "kind": "arxiv",
    "version": 3
  }
}