Pith Number

pith:ZBAGDD4L

pith:2014:ZBAGDD4L3AZW35MXQXNY7BWATZ

not attested not anchored not stored refs pending

Robust PCA with FastHCS

E. Schmitt, K. Vakili

arxiv:1402.3514 v7 · 2014-02-14 · stat.ME · math.ST · stat.AP · stat.CO · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBAGDD4L3AZW35MXQXNY7BWATZ}

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	2026-05-18T01:32:10.938773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c840618f8bd8336df59785db8f86c09e6e29073a65610ea0d94d659bdffc0f46

Aliases

arxiv: 1402.3514 · arxiv_version: 1402.3514v7 · doi: 10.48550/arxiv.1402.3514 · pith_short_12: ZBAGDD4L3AZW · pith_short_16: ZBAGDD4L3AZW35MX · pith_short_8: ZBAGDD4L

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/ZBAGDD4L3AZW35MXQXNY7BWATZ \
  | 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: c840618f8bd8336df59785db8f86c09e6e29073a65610ea0d94d659bdffc0f46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e894e9c36b124d2e8d21971c4b4bac51bd8191142887fbd0bf30ece0072707f1",
    "cross_cats_sorted": [
      "math.ST",
      "stat.AP",
      "stat.CO",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-02-14T16:13:21Z",
    "title_canon_sha256": "26e54690ddee219e78ba09fcf63e40714482a6ca959dc6084a98274125ec3e7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3514",
    "kind": "arxiv",
    "version": 7
  }
}