Pith Number

pith:QE3WOA75

pith:2026:QE3WOA75WQOJK5P6LHSXPVIRIM

not attested not anchored not stored refs pending

Controlled Periodic Synchronization for Efficient Data-Parallel Training

Claude Tadonki, Imane Ettifouri, Mostapha Zbakh

arxiv:2607.21224 v1 · 2026-07-23 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QE3WOA75WQOJK5P6LHSXPVIRIM}

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	2026-07-24T01:24:19.921115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81376703fdb41c9575fe59e577d511433572ceffa04dcc6d1499d675e2c87a05

Aliases

arxiv: 2607.21224 · arxiv_version: 2607.21224v1 · doi: 10.48550/arxiv.2607.21224 · pith_short_12: QE3WOA75WQOJ · pith_short_16: QE3WOA75WQOJK5P6 · pith_short_8: QE3WOA75

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/QE3WOA75WQOJK5P6LHSXPVIRIM \
  | 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: 81376703fdb41c9575fe59e577d511433572ceffa04dcc6d1499d675e2c87a05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "941eb0dc8967c5c653caada509792bdd604cbdf22e3da099d62d8279e79e7fa0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2026-07-23T11:39:21Z",
    "title_canon_sha256": "887191509248ddb02be29dc7cee26ae6556f3c04cc4adea5b80c06c7bcc1ca1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21224",
    "kind": "arxiv",
    "version": 1
  }
}