Pith Number

pith:R4RNIIDH

pith:2014:R4RNIIDHI5KVKJ5DL3PSDTYLCL

not attested not anchored not stored refs pending

Sparse principal component regression with adaptive loading

Hironori Fujisawa, Shuichi Kawano, Toshihiko Shiroishi, Toyoyuki Takada

arxiv:1402.6455 v4 · 2014-02-26 · stat.ML · 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{R4RNIIDHI5KVKJ5DL3PSDTYLCL}

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	2026-05-18T02:16:21.242870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f22d4206747555527a35edf21cf0b12e9a4452b50dd5339adafd4868cbd0123

Aliases

arxiv: 1402.6455 · arxiv_version: 1402.6455v4 · doi: 10.48550/arxiv.1402.6455 · pith_short_12: R4RNIIDHI5KV · pith_short_16: R4RNIIDHI5KVKJ5D · pith_short_8: R4RNIIDH

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/R4RNIIDHI5KVKJ5DL3PSDTYLCL \
  | 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: 8f22d4206747555527a35edf21cf0b12e9a4452b50dd5339adafd4868cbd0123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7af0cce96abdd0e4a87e1d464f84da8f131879ada28459ce30cb0e46fc25d078",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-02-26T08:50:16Z",
    "title_canon_sha256": "283cd1ef93c5f553c8708cd97f3c3ee61d1e85c0cfe6ba4bab083731163d217f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6455",
    "kind": "arxiv",
    "version": 4
  }
}