Pith Number

pith:ZCC4753W

pith:2017:ZCC4753WJHJFE2WFUCI4TPNP7J

not attested not anchored not stored refs pending

Optimizing Locally Differentially Private Protocols

Jeremiah Blocki, Ninghui Li, Somesh Jha, Tianhao Wang

arxiv:1705.04421 v2 · 2017-05-12 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCC4753WJHJFE2WFUCI4TPNP7J}

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	2026-05-18T00:44:33.210379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c885cff77649d2526ac5a091c9bdaffa66964d57de01ca8439c84127dd6d16b9

Aliases

arxiv: 1705.04421 · arxiv_version: 1705.04421v2 · doi: 10.48550/arxiv.1705.04421 · pith_short_12: ZCC4753WJHJF · pith_short_16: ZCC4753WJHJFE2WF · pith_short_8: ZCC4753W

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/ZCC4753WJHJFE2WFUCI4TPNP7J \
  | 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: c885cff77649d2526ac5a091c9bdaffa66964d57de01ca8439c84127dd6d16b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60cef45d25c42d36dc728cad43e4e5367d719bbd33446d215f587f0e189d8ba8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-05-12T01:46:06Z",
    "title_canon_sha256": "73c6965196a09df682b88e6acfd2fe4975d6dc0a51381bc4bba8c61fbc3bd400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04421",
    "kind": "arxiv",
    "version": 2
  }
}