Pith Number

pith:I5EG5KFY

pith:2019:I5EG5KFYT5MPUCUBSZXQ4G4A2A

not attested not anchored not stored refs pending

Recursive Estimation for Sparse Gaussian Process Regression

Alessio Benavoli, Dario Azzimonti, Manuel Sch\"urch, Marco Zaffalon

arxiv:1905.11711 v2 · 2019-05-28 · 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{I5EG5KFYT5MPUCUBSZXQ4G4A2A}

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	2026-07-05T03:41:36.564281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47486ea8b89f58fa0a81966f0e1b80d01e396af89220bf218fbb4fe1d72b9acc

Aliases

arxiv: 1905.11711 · arxiv_version: 1905.11711v2 · doi: 10.48550/arxiv.1905.11711 · pith_short_12: I5EG5KFYT5MP · pith_short_16: I5EG5KFYT5MPUCUB · pith_short_8: I5EG5KFY

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/I5EG5KFYT5MPUCUBSZXQ4G4A2A \
  | 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: 47486ea8b89f58fa0a81966f0e1b80d01e396af89220bf218fbb4fe1d72b9acc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11aaa6c1f68e770c22f50c40dbd16d9d5368815c3d359f36cf00f5add0bdc1e3",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-05-28T09:53:55Z",
    "title_canon_sha256": "10789193f626f6b82970463c5ef81ddcfe8570b3aaea6ad1462ea1f230d0072f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11711",
    "kind": "arxiv",
    "version": 2
  }
}