Pith Number

pith:Q3OC4GSG

pith:2020:Q3OC4GSGOKCJJJWQ3F7US4KIV3

not attested not anchored not stored refs pending

Factorized Graph Representations for Semi-Supervised Learning from Sparse Data

Krishna Kumar P., Paul Langton, Wolfgang Gatterbauer

arxiv:2003.02829 v1 · 2020-03-05 · cs.LG · cs.DB · cs.SI · 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{Q3OC4GSGOKCJJJWQ3F7US4KIV3}

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	2026-07-05T00:46:00.037882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86dc2e1a46728494a6d0d97f497148aeded80093a8a348374fa343d75be96af3

Aliases

arxiv: 2003.02829 · arxiv_version: 2003.02829v1 · doi: 10.48550/arxiv.2003.02829 · pith_short_12: Q3OC4GSGOKCJ · pith_short_16: Q3OC4GSGOKCJJJWQ · pith_short_8: Q3OC4GSG

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/Q3OC4GSGOKCJJJWQ3F7US4KIV3 \
  | 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: 86dc2e1a46728494a6d0d97f497148aeded80093a8a348374fa343d75be96af3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3850e4b9dc941a877ea3df19cd020a2cfedb2dc837f91f8172b03297c98169e7",
    "cross_cats_sorted": [
      "cs.DB",
      "cs.SI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-03-05T18:57:45Z",
    "title_canon_sha256": "55d8f0224d28f7267b3bb1ce1b2b392a08d7567a21a209ef731a8339fae1e833"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.02829",
    "kind": "arxiv",
    "version": 1
  }
}