Pith Number

pith:WDSB45JQ

pith:2017:WDSB45JQDJC7UCPTFPNUSCLMSH

not attested not anchored not stored refs pending

Privacy-Preserving Personal Model Training

Hamed Haddadi, Jianxin R. Zhao, Liang Wang, Richard Mortier, Sandra Servia-Rodriguez

arxiv:1703.00380 v3 · 2017-03-01 · 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{WDSB45JQDJC7UCPTFPNUSCLMSH}

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	2026-05-18T00:19:35.883041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0e41e75301a45fa09f32bdb49096c91fad7d788680f66bbcd68836fa1b45819

Aliases

arxiv: 1703.00380 · arxiv_version: 1703.00380v3 · doi: 10.48550/arxiv.1703.00380 · pith_short_12: WDSB45JQDJC7 · pith_short_16: WDSB45JQDJC7UCPT · pith_short_8: WDSB45JQ

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/WDSB45JQDJC7UCPTFPNUSCLMSH \
  | 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: b0e41e75301a45fa09f32bdb49096c91fad7d788680f66bbcd68836fa1b45819

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea87eb8e0a79fdcb3c130ef45ea7767fed87c6ed1b86ae9789bc70e1996d34e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-03-01T16:50:44Z",
    "title_canon_sha256": "fa52e9a71bb1308b198005099a29aacc1a9304d10ae3f5acfeba61e02e065bf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00380",
    "kind": "arxiv",
    "version": 3
  }
}