Pith Number

pith:TH4GVOC5

pith:2014:TH4GVOC5GVFKZN3CH43TZJ7PSP

not attested not anchored not stored refs pending

A Tutorial on Principal Component Analysis

Jonathon Shlens

arxiv:1404.1100 v1 · 2014-04-03 · 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{TH4GVOC5GVFKZN3CH43TZJ7PSP}

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.

Cited by

16 papers in Pith

Hillview: A trillion-cell spreadsheet for big data

Generative random latent features models and statistics of natural images

PCA and t-SNE analysis in the study of QAOA entangled and non-entangled mixing operators

Anomaly Detection from a Tensor Train Perspective

Beyond Explained Variance: A Cautionary Tale of PCA

Receipt and verification

First computed	2026-05-18T02:54:54.207254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99f86ab85d354aacb7623f373ca7ef93cfe8cd94ddf3cffa99789be90fe59dff

Aliases

arxiv: 1404.1100 · arxiv_version: 1404.1100v1 · doi: 10.48550/arxiv.1404.1100 · pith_short_12: TH4GVOC5GVFK · pith_short_16: TH4GVOC5GVFKZN3C · pith_short_8: TH4GVOC5

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/TH4GVOC5GVFKZN3CH43TZJ7PSP \
  | 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: 99f86ab85d354aacb7623f373ca7ef93cfe8cd94ddf3cffa99789be90fe59dff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd7bda34de0c369908bb7d936e82ce2439adaa49fcf922d97085f5a3f2b85168",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-04-03T21:16:49Z",
    "title_canon_sha256": "4dae13497d44f83e9b360fb89a8d399b28ea345ea3f7f59e39a9df5a7a44e6c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1100",
    "kind": "arxiv",
    "version": 1
  }
}