Pith Number

pith:WHV4CA3R

pith:2015:WHV4CA3RYH2CEHG3F3EOY5ON5V

not attested not anchored not stored refs pending

Enabling scalable stochastic gradient-based inference for Gaussian processes by employing the Unbiased LInear System SolvEr (ULISSE)

Maurizio Filippone, Raphael Engler

arxiv:1501.05427 v4 · 2015-01-22 · stat.ME · stat.CO · 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{WHV4CA3RYH2CEHG3F3EOY5ON5V}

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	2026-05-18T01:34:05.364740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ebc10371c1f4221cdb2ec8ec75cded4eea6eac677e0b2c3e1ab4deae8564b0

Aliases

arxiv: 1501.05427 · arxiv_version: 1501.05427v4 · doi: 10.48550/arxiv.1501.05427 · pith_short_12: WHV4CA3RYH2C · pith_short_16: WHV4CA3RYH2CEHG3 · pith_short_8: WHV4CA3R

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/WHV4CA3RYH2CEHG3F3EOY5ON5V \
  | 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: b1ebc10371c1f4221cdb2ec8ec75cded4eea6eac677e0b2c3e1ab4deae8564b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3581e733fcf71e710b1b597cbee662f284ec2a5ce9b842f3c9f1fafd82cb376",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-01-22T08:48:42Z",
    "title_canon_sha256": "487544301db10e94e51d0e23ab4967dbf78ee7a02a4abab2e29b9a3ba447aefa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05427",
    "kind": "arxiv",
    "version": 4
  }
}