Pith Number

pith:7KF5EVGF

pith:2019:7KF5EVGF2KFG3JMIGOP4UDSKMN

not attested not anchored not stored refs pending

Local Differential Privacy in Decentralized Optimization

Hanshen Xiao, Srinivas Devadas, Yu Ye

arxiv:1902.06101 v2 · 2019-02-16 · math.OC · cs.CR · 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{7KF5EVGF2KFG3JMIGOP4UDSKMN}

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	2026-05-17T23:44:29.350626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa8bd254c5d28a6da588339fca0e4a63516cbe1fcf33b237cee583315f083af9

Aliases

arxiv: 1902.06101 · arxiv_version: 1902.06101v2 · doi: 10.48550/arxiv.1902.06101 · pith_short_12: 7KF5EVGF2KFG · pith_short_16: 7KF5EVGF2KFG3JMI · pith_short_8: 7KF5EVGF

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/7KF5EVGF2KFG3JMIGOP4UDSKMN \
  | 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: fa8bd254c5d28a6da588339fca0e4a63516cbe1fcf33b237cee583315f083af9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bf7e206651fe419148b005b31d37c547ebdec09cbba329c43b1ce729de02f8a",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-02-16T13:41:35Z",
    "title_canon_sha256": "b2ff47c24fe4dbaf9a46185cdd4f3f9ff29ff89cb8afce64e08a97e8f5262b8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06101",
    "kind": "arxiv",
    "version": 2
  }
}