Pith Number

pith:WMEKF3CK

pith:2013:WMEKF3CK7SCUCZVNCBCIHOHIQT

not attested not anchored not stored refs pending

A Structured Prediction Approach for Missing Value Imputation

Rahul Kidambi, S. Sathiya Keerthi, Sundararajan Sellamanickam, Vinod Nair

arxiv:1311.2137 v1 · 2013-11-09 · 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{WMEKF3CK7SCUCZVNCBCIHOHIQT}

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	2026-05-18T03:07:33.426049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b308a2ec4afc854166ad104483b8e884e1bc263d86e098165eca0aadaa4c1985

Aliases

arxiv: 1311.2137 · arxiv_version: 1311.2137v1 · doi: 10.48550/arxiv.1311.2137 · pith_short_12: WMEKF3CK7SCU · pith_short_16: WMEKF3CK7SCUCZVN · pith_short_8: WMEKF3CK

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/WMEKF3CK7SCUCZVNCBCIHOHIQT \
  | 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: b308a2ec4afc854166ad104483b8e884e1bc263d86e098165eca0aadaa4c1985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73c9b060d4a4bd4524c32f71448aba77d7f3dff42c9209715eb37478c40fcf5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-11-09T06:15:15Z",
    "title_canon_sha256": "c48e6306171e900ce08a91e6f486a6c73a150343269232c2e58e7adced58485d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2137",
    "kind": "arxiv",
    "version": 1
  }
}