Pith Number

pith:ZTZFZCNQ

pith:2026:ZTZFZCNQ4DB7EBKMNEFNADEKW2

not attested not anchored not stored refs pending

Federated Imputation under Heterogeneous Feature Spaces

Chaimaa Medjadji, Gregoire Danoy, Imane Hocine, Sylvain Kubler, Yves Le Traon

arxiv:2605.16099 v1 · 2026-05-15 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZTZFZCNQ4DB7EBKMNEFNADEKW2}

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	2026-05-20T00:01:52.615183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccf25c89b0e0c3f2054c690ad00c8ab690f3eaf44db3a0eabe4479f088eb4657

Aliases

arxiv: 2605.16099 · arxiv_version: 2605.16099v1 · doi: 10.48550/arxiv.2605.16099 · pith_short_12: ZTZFZCNQ4DB7 · pith_short_16: ZTZFZCNQ4DB7EBKM · pith_short_8: ZTZFZCNQ

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/ZTZFZCNQ4DB7EBKMNEFNADEKW2 \
  | 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: ccf25c89b0e0c3f2054c690ad00c8ab690f3eaf44db3a0eabe4479f088eb4657

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ce4115265c42e8967b939b25853f81d3da7c85bd98053e3522b36cd63c2306c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-15T15:53:45Z",
    "title_canon_sha256": "5bdafd13924f4e47488bdba7e8464e0bdf8750d10ae663c6c7a9793e22262feb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16099",
    "kind": "arxiv",
    "version": 1
  }
}