Pith Number

pith:5MHNS2R2

pith:2026:5MHNS2R2ESW6SE5WVKIC3XEI7L

not attested not anchored not stored refs pending

Adaptive Power Iteration Method for Differentially Private PCA

Alina Ene, Huy Le Nguyen, Ta Duy Nguyen

arxiv:2602.11454 v3 · 2026-02-12 · cs.DS · 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{5MHNS2R2ESW6SE5WVKIC3XEI7L}

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	2026-05-20T01:05:08.845088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb0ed96a3a24ade913b6aa902ddc88fac496c24b758caaa737c29d4bcd06d13a

Aliases

arxiv: 2602.11454 · arxiv_version: 2602.11454v3 · doi: 10.48550/arxiv.2602.11454 · pith_short_12: 5MHNS2R2ESW6 · pith_short_16: 5MHNS2R2ESW6SE5W · pith_short_8: 5MHNS2R2

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/5MHNS2R2ESW6SE5WVKIC3XEI7L \
  | 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: eb0ed96a3a24ade913b6aa902ddc88fac496c24b758caaa737c29d4bcd06d13a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb695c3dafe5bb1c2cc9864e94242155e9f9506273eccb08e8659bfed3dc6cc",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-02-12T00:07:05Z",
    "title_canon_sha256": "45658dee39b71d533f44d89aa7ac8c8b4354ff3a3171e18b44561ed6233e15fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.11454",
    "kind": "arxiv",
    "version": 3
  }
}