Pith Number

pith:Z3YHHMHY

pith:2021:Z3YHHMHYLPI7UXLVFLBCIAXAIF

not attested not anchored not stored refs pending

Secure Distributed Training at Scale

Alexander Borzunov, Eduard Gorbunov, Max Ryabinin, Michael Diskin

arxiv:2106.11257 v4 · 2021-06-21 · cs.LG · cs.DC · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z3YHHMHYLPI7UXLVFLBCIAXAIF}

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	2026-07-05T05:29:24.427476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cef073b0f85bd1fa5d752ac22402e04175e81c9150b52bf539f15d86aa3dcc1b

Aliases

arxiv: 2106.11257 · arxiv_version: 2106.11257v4 · doi: 10.48550/arxiv.2106.11257 · pith_short_12: Z3YHHMHYLPI7 · pith_short_16: Z3YHHMHYLPI7UXLV · pith_short_8: Z3YHHMHY

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/Z3YHHMHYLPI7UXLVFLBCIAXAIF \
  | 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: cef073b0f85bd1fa5d752ac22402e04175e81c9150b52bf539f15d86aa3dcc1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eef3e629e8c47c600b88911b3b04db7bfd4c84d253ff70fde3d90fa2b53d3318",
    "cross_cats_sorted": [
      "cs.DC",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-21T17:00:42Z",
    "title_canon_sha256": "d886fa27b8a668e602a2697e775e62ab8a943453c096d479be2f5f57bf7e44d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.11257",
    "kind": "arxiv",
    "version": 4
  }
}