Pith Number

pith:NHBZ33UD

pith:2025:NHBZ33UDUBYEHFAKXRPWXR437V

not attested not anchored not stored refs pending

Robust and Differentially Private Principal Component Analysis

Minwoo Kim, Sungkyu Jung

arxiv:2507.15232 v2 · 2025-07-21 · stat.ME · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NHBZ33UDUBYEHFAKXRPWXR437V}

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	2026-06-23T01:11:56.348412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69c39dee83a07043940abc5f6bc79bfd6db6d68602a28a4fc84554dbb56ba54c

Aliases

arxiv: 2507.15232 · arxiv_version: 2507.15232v2 · doi: 10.48550/arxiv.2507.15232 · pith_short_12: NHBZ33UDUBYE · pith_short_16: NHBZ33UDUBYEHFAK · pith_short_8: NHBZ33UD

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/NHBZ33UDUBYEHFAKXRPWXR437V \
  | 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: 69c39dee83a07043940abc5f6bc79bfd6db6d68602a28a4fc84554dbb56ba54c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c57f0283ac6cdbbef1eacbd06bf309f0173ba184d844d9a8a1c07c914201a295",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-07-21T04:27:09Z",
    "title_canon_sha256": "5e30ee9c5a864d33b4984fc3b4ad57334c8c9987b19027a9108c9c6b8ad4bb7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.15232",
    "kind": "arxiv",
    "version": 2
  }
}