Pith Number

pith:ZBONCOYV

pith:2018:ZBONCOYV56L5FYKAJRGUMEZXD7

not attested not anchored not stored refs pending

Sparse Group Inductive Matrix Completion

Boris Shirokikh, Gennady Fedonin, Ivan Nazarov, Maria Burkina, Maxim Panov

arxiv:1804.10653 v2 · 2018-04-27 · 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{ZBONCOYV56L5FYKAJRGUMEZXD7}

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

2 papers in Pith

Sample-efficient inductive matrix completion with noise and inexact side-information

Receipt and verification

First computed	2026-05-18T00:03:56.040057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c85cd13b15ef97d2e1404c4d4613371fd701f0f816cf1aa2481b158507207743

Aliases

arxiv: 1804.10653 · arxiv_version: 1804.10653v2 · doi: 10.48550/arxiv.1804.10653 · pith_short_12: ZBONCOYV56L5 · pith_short_16: ZBONCOYV56L5FYKA · pith_short_8: ZBONCOYV

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/ZBONCOYV56L5FYKAJRGUMEZXD7 \
  | 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: c85cd13b15ef97d2e1404c4d4613371fd701f0f816cf1aa2481b158507207743

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df3de176582b4dec2deb3a28c6f2ef7337edf1191fca67e44a37c3a9de66df77",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-04-27T19:16:46Z",
    "title_canon_sha256": "81c9bceb83ef403d1ea6dab5532960eccd4bf1a9da383ca60d6e590902f3c901"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10653",
    "kind": "arxiv",
    "version": 2
  }
}