Pith Number

pith:YPDUDTLP

pith:2018:YPDUDTLP7ZV2FBAH4G3YXZRLHT

not attested not anchored not stored refs pending

Biscotti: A Ledger for Private and Secure Peer-to-Peer Machine Learning

Chris J.M. Yoon, Clement Fung, Ivan Beschastnikh, Muhammad Shayan

arxiv:1811.09904 v4 · 2018-11-24 · cs.LG · cs.CR · cs.DC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YPDUDTLP7ZV2FBAH4G3YXZRLHT}

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	2026-07-05T00:25:38.036060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3c741cd6ffe6ba28407e1b78be62b3cc89ca6363fe9230d3f1167bf2e24b396

Aliases

arxiv: 1811.09904 · arxiv_version: 1811.09904v4 · doi: 10.48550/arxiv.1811.09904 · pith_short_12: YPDUDTLP7ZV2 · pith_short_16: YPDUDTLP7ZV2FBAH · pith_short_8: YPDUDTLP

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/YPDUDTLP7ZV2FBAH4G3YXZRLHT \
  | 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: c3c741cd6ffe6ba28407e1b78be62b3cc89ca6363fe9230d3f1167bf2e24b396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee8a9278dccc380ebb4c4ed133759c40ce048e8ddc690749e5fe92f5cfc9bb67",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.DC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-24T22:24:38Z",
    "title_canon_sha256": "83ac781ceaef44a433143c2672859c3b37b98bd2dae74633f5f21a387db42550"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09904",
    "kind": "arxiv",
    "version": 4
  }
}