Pith Number

pith:G7X5W7GS

pith:2016:G7X5W7GSQ75OQSU34ZSHAL5RCS

not attested not anchored not stored refs pending

Fast methods for training Gaussian processes on large data sets

Alvin J. K. Chua, Christopher J. Moore, Christopher P. L. Berry, Jonathan R. Gair

arxiv:1604.01250 v2 · 2016-04-05 · stat.ML · stat.CO · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G7X5W7GSQ75OQSU34ZSHAL5RCS}

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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	2026-05-18T01:14:58.485698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37efdb7cd287fae84a9be664702fb114928cd186a7f62ddfda62e5e7f85e092b

Aliases

arxiv: 1604.01250 · arxiv_version: 1604.01250v2 · doi: 10.48550/arxiv.1604.01250 · pith_short_12: G7X5W7GSQ75O · pith_short_16: G7X5W7GSQ75OQSU3 · pith_short_8: G7X5W7GS

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/G7X5W7GSQ75OQSU34ZSHAL5RCS \
  | 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: 37efdb7cd287fae84a9be664702fb114928cd186a7f62ddfda62e5e7f85e092b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6797b56bdcaa239548463d5cea6297b340f356c6eecbfc88f3e024501e22861c",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-04-05T13:29:15Z",
    "title_canon_sha256": "9b4da8c08522507b1f18874289ed88342a7d21e0451510c3aa087d8c75d4ea56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01250",
    "kind": "arxiv",
    "version": 2
  }
}