Pith Number

pith:QMZHRBEI

pith:2017:QMZHRBEIIX2KP547CRUYGWKNLK

not attested not anchored not stored refs pending

Ratio Utility and Cost Analysis for Privacy Preserving Subspace Projection

Mert Al, Shibiao Wan, Sun-Yuan Kung

arxiv:1702.07976 v1 · 2017-02-26 · stat.ML · 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{QMZHRBEIIX2KP547CRUYGWKNLK}

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	2026-05-18T00:49:56.497201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

833278848845f4a7f79f146983594d5a87c56fd33d606621b33485a517b47ec6

Aliases

arxiv: 1702.07976 · arxiv_version: 1702.07976v1 · doi: 10.48550/arxiv.1702.07976 · pith_short_12: QMZHRBEIIX2K · pith_short_16: QMZHRBEIIX2KP547 · pith_short_8: QMZHRBEI

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/QMZHRBEIIX2KP547CRUYGWKNLK \
  | 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: 833278848845f4a7f79f146983594d5a87c56fd33d606621b33485a517b47ec6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9de40c30cde821fc6a963d6e1a8aa1b28dbe897a2dedde4fac9a1e9997f0628",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-02-26T02:14:05Z",
    "title_canon_sha256": "0e8dfe401d9796fc8e554f00110b04bce6a9eb7a70fac3875b36c0c257d387fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07976",
    "kind": "arxiv",
    "version": 1
  }
}