Pith Number

pith:5ACYPJ4H

pith:2014:5ACYPJ4H6PTBSD7IVSCRG3PJ3G

not attested not anchored not stored refs pending

Combining predictions from linear models when training and test inputs differ

Thijs van Ommen

arxiv:1406.6200 v1 · 2014-06-24 · stat.ME · cs.LG · 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{5ACYPJ4H6PTBSD7IVSCRG3PJ3G}

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	2026-05-18T02:49:03.877899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e80587a787f3e6190fe8ac85136de9d9908ad29e076c94fcf623690762a40eb9

Aliases

arxiv: 1406.6200 · arxiv_version: 1406.6200v1 · doi: 10.48550/arxiv.1406.6200 · pith_short_12: 5ACYPJ4H6PTB · pith_short_16: 5ACYPJ4H6PTBSD7I · pith_short_8: 5ACYPJ4H

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/5ACYPJ4H6PTBSD7IVSCRG3PJ3G \
  | 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: e80587a787f3e6190fe8ac85136de9d9908ad29e076c94fcf623690762a40eb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5521363740f0ea92115933390498cd9255de1d2ca174b89bf8145fc6ee2d9d38",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-06-24T10:56:13Z",
    "title_canon_sha256": "844d649ee60a60edbb3d44782583275be2351effbbda2f070c7326d240dcf639"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.6200",
    "kind": "arxiv",
    "version": 1
  }
}