Pith Number

pith:CP67ANVW

pith:2016:CP67ANVW2HUJAXOTH6JTFWC65E

not attested not anchored not stored refs pending

Coherence Pursuit: Fast, Simple, and Robust Principal Component Analysis

George Atia, Mostafa Rahmani

arxiv:1609.04789 v3 · 2016-09-15 · 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{CP67ANVW2HUJAXOTH6JTFWC65E}

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	2026-05-18T00:29:39.512395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13fdf036b6d1e8905dd33f9332d85ee9094c606820d609bf0e8acdf792f638b9

Aliases

arxiv: 1609.04789 · arxiv_version: 1609.04789v3 · doi: 10.48550/arxiv.1609.04789 · pith_short_12: CP67ANVW2HUJ · pith_short_16: CP67ANVW2HUJAXOT · pith_short_8: CP67ANVW

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/CP67ANVW2HUJAXOTH6JTFWC65E \
  | 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: 13fdf036b6d1e8905dd33f9332d85ee9094c606820d609bf0e8acdf792f638b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b449af065fe15f1139be8f60c870427bcb0dff75b7fe486319a2585b2b4fd40c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-09-15T19:25:55Z",
    "title_canon_sha256": "47bb68bf2c7599391bfab861a4e3949e290e42340bdb0fe35674dd343178acbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04789",
    "kind": "arxiv",
    "version": 3
  }
}