Pith Number

pith:2I37CFMF

pith:2013:2I37CFMFY5ASXVUPM52QR5RGF6

not attested not anchored not stored refs pending

Efficient Optimization for Sparse Gaussian Process Regression

Aaron Hertzmann, David J. Fleet, Marcus A. Brubaker, Yanshuai Cao

arxiv:1310.6007 v3 · 2013-10-22 · 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{2I37CFMFY5ASXVUPM52QR5RGF6}

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	2026-05-18T03:07:33.708930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d237f11585c7412bd68f677508f6262f9370f917354e2ed8434702f29bbe63c1

Aliases

arxiv: 1310.6007 · arxiv_version: 1310.6007v3 · doi: 10.48550/arxiv.1310.6007 · pith_short_12: 2I37CFMFY5AS · pith_short_16: 2I37CFMFY5ASXVUP · pith_short_8: 2I37CFMF

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/2I37CFMFY5ASXVUPM52QR5RGF6 \
  | 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: d237f11585c7412bd68f677508f6262f9370f917354e2ed8434702f29bbe63c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ff7419047b5f99bf511843a50ec1e7c9014e8fec5d3feeb582d37f8be832e6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-10-22T18:44:29Z",
    "title_canon_sha256": "5fcdf72c7c602513895fabbc3fb80b122e8ba3db0c0c2cde68a98b3fa4a47b08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6007",
    "kind": "arxiv",
    "version": 3
  }
}