Pith Number

pith:QWM3OJOM

pith:2025:QWM3OJOMNJREFZMYPPWPAQJGRA

not attested not anchored not stored refs pending

Optimizing Noise Distributions for Differential Privacy

Atefeh Gilani, Flavio P. Calmon, Juan Felipe Gomez, Lalitha Sankar, Oliver Kosut, Shahab Asoodeh

arxiv:2504.14730 v2 · 2025-04-20 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWM3OJOMNJREFZMYPPWPAQJGRA}

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	2026-07-05T11:18:20.472967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8599b725cc6a6242e5987becf0412688056d9ca3d15a194588d8ba615d7ea00c

Aliases

arxiv: 2504.14730 · arxiv_version: 2504.14730v2 · doi: 10.48550/arxiv.2504.14730 · pith_short_12: QWM3OJOMNJRE · pith_short_16: QWM3OJOMNJREFZMY · pith_short_8: QWM3OJOM

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/QWM3OJOMNJREFZMYPPWPAQJGRA \
  | 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: 8599b725cc6a6242e5987becf0412688056d9ca3d15a194588d8ba615d7ea00c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8f6ffc3ef61521aaf769c4d537acaa16b5b3e0992c7b18636e09ba2bddba667",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-04-20T20:04:41Z",
    "title_canon_sha256": "01b44e170438b9e824f65379f8d80fb4587e8544c3a37ca1d72245535955fee9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14730",
    "kind": "arxiv",
    "version": 2
  }
}