Pith Number

pith:LRZX2I5L

pith:2019:LRZX2I5LKLHPK3ECWPFHJWQAIL

not attested not anchored not stored refs pending

Sparse Additive Gaussian Process Regression

Giovanni Nattino, Hengrui Luo, Matthew T. Pratola

arxiv:1908.08864 v2 · 2019-08-23 · math.ST · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LRZX2I5LKLHPK3ECWPFHJWQAIL}

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	2026-07-05T04:28:38.611595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c737d23ab52cef56c82b3ca74da0042f812fae52ffa264d79d0e63d70714287

Aliases

arxiv: 1908.08864 · arxiv_version: 1908.08864v2 · doi: 10.48550/arxiv.1908.08864 · pith_short_12: LRZX2I5LKLHP · pith_short_16: LRZX2I5LKLHPK3EC · pith_short_8: LRZX2I5L

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/LRZX2I5LKLHPK3ECWPFHJWQAIL \
  | 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: 5c737d23ab52cef56c82b3ca74da0042f812fae52ffa264d79d0e63d70714287

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8981f590b49efa6c71ae0ed125921359fb0eebb4624f122581489a598e499018",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2019-08-23T15:17:41Z",
    "title_canon_sha256": "1c812f4600a99cbd448bb110df18a6e1a0db683960e73b74e063bbefd7ff1ffd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08864",
    "kind": "arxiv",
    "version": 2
  }
}