Pith Number

pith:QRXJWB7F

pith:2022:QRXJWB7FXTQXAOYDOJ34RQGLI3

not attested not anchored not stored refs pending

The communication cost of security and privacy in federated frequency estimation

Akash Bharadwaj, Ayfer \"Ozg\"ur, Graham Cormode, Wei-Ning Chen

arxiv:2211.10041 v1 · 2022-11-18 · cs.IT · cs.DS · 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{QRXJWB7FXTQXAOYDOJ34RQGLI3}

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	2026-07-05T05:17:17.624138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

846e9b07e5bce1703b037277c8c0cb46c1a9b5d873244e1e879be58c57bfbe99

Aliases

arxiv: 2211.10041 · arxiv_version: 2211.10041v1 · doi: 10.48550/arxiv.2211.10041 · pith_short_12: QRXJWB7FXTQX · pith_short_16: QRXJWB7FXTQXAOYD · pith_short_8: QRXJWB7F

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/QRXJWB7FXTQXAOYDOJ34RQGLI3 \
  | 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: 846e9b07e5bce1703b037277c8c0cb46c1a9b5d873244e1e879be58c57bfbe99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4283e8aefddd00b790dca038c9134eb8aa5010bcd1d96c2c6d0340dfc1de9aa",
    "cross_cats_sorted": [
      "cs.DS",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-11-18T05:40:28Z",
    "title_canon_sha256": "a9f84279b1d12e2b56a54f3858acc40c98ec6d3d78497cad665271d85a85400b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.10041",
    "kind": "arxiv",
    "version": 1
  }
}