Pith Number

pith:W6QQF7UT

pith:2021:W6QQF7UT2FDD7HFBUY6XLOSZP3

not attested not anchored not stored refs pending

Leveraging Public Data for Practical Private Query Release

Giuseppe Vietri, Jonathan Ullman, Terrance Liu, Thomas Steinke, Zhiwei Steven Wu

arxiv:2102.08598 v2 · 2021-02-17 · cs.LG · cs.CR · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6QQF7UT2FDD7HFBUY6XLOSZP3}

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	2026-07-05T02:48:21.330733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7a102fe93d1463f9ca1a63d75ba597eeeebf818b83ce56d54f73d6602c41911

Aliases

arxiv: 2102.08598 · arxiv_version: 2102.08598v2 · doi: 10.48550/arxiv.2102.08598 · pith_short_12: W6QQF7UT2FDD · pith_short_16: W6QQF7UT2FDD7HFB · pith_short_8: W6QQF7UT

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/W6QQF7UT2FDD7HFBUY6XLOSZP3 \
  | 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: b7a102fe93d1463f9ca1a63d75ba597eeeebf818b83ce56d54f73d6602c41911

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13163622a6213192b0e0def954ebe96f26c936412bd883cb04c54da605f2f0b7",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-17T06:19:34Z",
    "title_canon_sha256": "4fe4830d105b4fa49c21394fd8f566b9c096fb58a1a7c7c62b26ab4fbfcad2b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.08598",
    "kind": "arxiv",
    "version": 2
  }
}