Pith Number

pith:GKIZBUD2

pith:2016:GKIZBUD2TZJK2WXQIFMVE42NGN

not attested not anchored not stored refs pending

Robust Principal Component Analysis in Hilbert spaces

Ilaria Giulini

arxiv:1606.00187 v2 · 2016-06-01 · math.ST · 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{GKIZBUD2TZJK2WXQIFMVE42NGN}

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	2026-05-18T00:47:33.751059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

329190d07a9e52ad5af0415952734d3379cd0196b2646d0c8b6f6dd5a24c6772

Aliases

arxiv: 1606.00187 · arxiv_version: 1606.00187v2 · doi: 10.48550/arxiv.1606.00187 · pith_short_12: GKIZBUD2TZJK · pith_short_16: GKIZBUD2TZJK2WXQ · pith_short_8: GKIZBUD2

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/GKIZBUD2TZJK2WXQIFMVE42NGN \
  | 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: 329190d07a9e52ad5af0415952734d3379cd0196b2646d0c8b6f6dd5a24c6772

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df7fb8b4bdb1030894a23ca256a2f388561b7389a30ad729e3fa2e8aa3df192e",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2016-06-01T09:24:23Z",
    "title_canon_sha256": "cf0fcb6793e9feac433b9fff0f0fb45cbe8677172e63628ee947e60e5cb53c1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.00187",
    "kind": "arxiv",
    "version": 2
  }
}