Pith Number

pith:L4ZFPR54

pith:2022:L4ZFPR54F7EIJFQ6FTOKWR7JMJ

not attested not anchored not stored refs pending

Differentially Private Fr\'echet Mean on the Manifold of Symmetric Positive Definite (SPD) Matrices with log-Euclidean Metric

Nina Miolane, Praneeth Vepakomma, Saiteja Utpala

arxiv:2208.04245 v2 · 2022-08-08 · math.ST · stat.ML · 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{L4ZFPR54F7EIJFQ6FTOKWR7JMJ}

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.

Cited by

1 paper in Pith

Conformal-DP: A Density-Aware Mechanism for Differential Privacy over Riemannian Manifolds via Conformal Transformation

Receipt and verification

First computed	2026-07-05T05:40:31.667651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f3257c7bc2fc884961e2cdcab47e96254430ec8c68007d9f3512e11c12e4b49

Aliases

arxiv: 2208.04245 · arxiv_version: 2208.04245v2 · doi: 10.48550/arxiv.2208.04245 · pith_short_12: L4ZFPR54F7EI · pith_short_16: L4ZFPR54F7EIJFQ6 · pith_short_8: L4ZFPR54

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/L4ZFPR54F7EIJFQ6FTOKWR7JMJ \
  | 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: 5f3257c7bc2fc884961e2cdcab47e96254430ec8c68007d9f3512e11c12e4b49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d07d5aefb7ff276c35492d6420654f76b601243dbdf9086928a652e272402fd",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2022-08-08T16:15:14Z",
    "title_canon_sha256": "47d25770d95a193baaf92a671ef77d23dad99b21d12169df32b7712e7bd8abd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.04245",
    "kind": "arxiv",
    "version": 2
  }
}