Pith Number

pith:Q2AVG5ZK

pith:2025:Q2AVG5ZKHN5JT5HBILICTHKROU

not attested not anchored not stored refs pending

FractalSync: Lightweight Scalable Global Synchronization of Massive Bulk Synchronous Parallel AI Accelerators

Alessandro Nadalini, Angelo Garofalo, Davide Rossi, Francesco Conti, Riccardo Fiorani Gallotta, Victor Isachi

arxiv:2506.11668 v1 · 2025-06-13 · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2AVG5ZKHN5JT5HBILICTHKROU}

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	2026-07-05T11:21:08.870755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

868153772a3b7a99f4e142d0299d51753efeb829680c35593c646c12ae248a2e

Aliases

arxiv: 2506.11668 · arxiv_version: 2506.11668v1 · doi: 10.48550/arxiv.2506.11668 · pith_short_12: Q2AVG5ZKHN5J · pith_short_16: Q2AVG5ZKHN5JT5HB · pith_short_8: Q2AVG5ZK

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/Q2AVG5ZKHN5JT5HBILICTHKROU \
  | 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: 868153772a3b7a99f4e142d0299d51753efeb829680c35593c646c12ae248a2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01eee3cda2120a74cbac18028e5e87c79e38bdc192a9f3eecf36f20966117a13",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2025-06-13T10:58:43Z",
    "title_canon_sha256": "fa435cdd440e9924fcd693bf81fed176e1b54acb990c7c0df138617045508042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.11668",
    "kind": "arxiv",
    "version": 1
  }
}