Pith Number

pith:LBYDEKH2

pith:2017:LBYDEKH2EWJ5STNJ3UNCV56EXQ

not attested not anchored not stored refs pending

Privacy Loss in Apple's Implementation of Differential Privacy on MacOS 10.12

Aleksandra Korolova, Jun Tang, Xiaofeng Wang, Xiaolong Bai, Xueqiang Wang

arxiv:1709.02753 v2 · 2017-09-08 · cs.CR · cs.CY · 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{LBYDEKH2EWJ5STNJ3UNCV56EXQ}

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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

2 papers in Pith

Auditing Apple's DifferentialPrivacy.framework: Implementation Bugs, Misconfigurations, and Practical Risks

Large-Sample Bayesian Approximations for Privatized Data

Receipt and verification

First computed	2026-05-18T00:35:40.477351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58703228fa2593d94da9dd1a2af7c4bc11b9ea0be580d9de33614b836d96b2ca

Aliases

arxiv: 1709.02753 · arxiv_version: 1709.02753v2 · doi: 10.48550/arxiv.1709.02753 · pith_short_12: LBYDEKH2EWJ5 · pith_short_16: LBYDEKH2EWJ5STNJ · pith_short_8: LBYDEKH2

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/LBYDEKH2EWJ5STNJ3UNCV56EXQ \
  | 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: 58703228fa2593d94da9dd1a2af7c4bc11b9ea0be580d9de33614b836d96b2ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f057a88ede1d813829bac88d47a6efa879101fde9fcacb5c3394ae5fc072f741",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-09-08T16:00:14Z",
    "title_canon_sha256": "7c773ea4f403ccc389245f814e8356ff31d144fc4929758905f4000d7aade20a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02753",
    "kind": "arxiv",
    "version": 2
  }
}