Pith Number

pith:UQBL2HNA

pith:2018:UQBL2HNARB5XQQW2HPDVQYLMZM

not attested not anchored not stored refs pending

Bayesian Semi-supervised Learning with Graph Gaussian Processes

Nicolo Colombo, Ricardo Silva, Yin Cheng Ng

arxiv:1809.04379 v3 · 2018-09-12 · cs.LG · 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{UQBL2HNARB5XQQW2HPDVQYLMZM}

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	2026-05-18T00:03:31.644035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a402bd1da0887b7842da3bc758616ccb1e04ce65143ebc4baf0a4877a28a8fa6

Aliases

arxiv: 1809.04379 · arxiv_version: 1809.04379v3 · doi: 10.48550/arxiv.1809.04379 · pith_short_12: UQBL2HNARB5X · pith_short_16: UQBL2HNARB5XQQW2 · pith_short_8: UQBL2HNA

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/UQBL2HNARB5XQQW2HPDVQYLMZM \
  | 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: a402bd1da0887b7842da3bc758616ccb1e04ce65143ebc4baf0a4877a28a8fa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "139b5903abfdb11d2cbf3ddf8ab5051554af410dcce3a60e0aa135db22a2f2c0",
    "cross_cats_sorted": [
      "cs.SI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-12T12:26:00Z",
    "title_canon_sha256": "778d8b8be1475b384d98349a5336dfca58a21e38a68331ac9cf5f7836aa78fff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04379",
    "kind": "arxiv",
    "version": 3
  }
}