Pith Number

pith:B3PHWPG5

pith:2014:B3PHWPG5NPDXCIMKDSV2HVBOUE

not attested not anchored not stored refs pending

The role of dimensionality reduction in linear classification

Miguel \'A. Carreira-Perpi\~n\'an, Weiran Wang

arxiv:1405.6444 v1 · 2014-05-26 · cs.LG · math.OC · 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{B3PHWPG5NPDXCIMKDSV2HVBOUE}

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	2026-05-18T02:51:07.297489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ede7b3cdd6bc771218a1caba3d42ea10f91df5a728dc21951c84250f6c29909

Aliases

arxiv: 1405.6444 · arxiv_version: 1405.6444v1 · doi: 10.48550/arxiv.1405.6444 · pith_short_12: B3PHWPG5NPDX · pith_short_16: B3PHWPG5NPDXCIMK · pith_short_8: B3PHWPG5

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/B3PHWPG5NPDXCIMKDSV2HVBOUE \
  | 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: 0ede7b3cdd6bc771218a1caba3d42ea10f91df5a728dc21951c84250f6c29909

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68d1ad238f540b555d8d66d4fd7adcf1898b88ca094fd6fde9366be9287133f4",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-05-26T01:15:44Z",
    "title_canon_sha256": "776c87dba717e866ddbfb849de5ac1c16d54adda91c5d0e30830be4325fff521"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.6444",
    "kind": "arxiv",
    "version": 1
  }
}