Pith Number

pith:7WQTLDTN

pith:2025:7WQTLDTN6IDF5XMC7V5NKT3P3Z

not attested not anchored not stored refs pending

FusionFactory: Fusing LLM Capabilities with Multi-LLM Log Data

Bryan Catanzaro, Haozhen Zhang, Jiaxuan You, Mohammad Shoeybi, Mostofa Patwary, Pengrui Han, Tao Feng, Zijie Lei

arxiv:2507.10540 v3 · 2025-07-14 · 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{7WQTLDTN6IDF5XMC7V5NKT3P3Z}

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.

Cited by

3 papers in Pith

SWE-Router: Routing in Multi-turn Agentic Software Engineering Tasks

Can Heterogeneous Language Models Be Fused?

Route to Rome Attack: Directing LLM Routers to Expensive Models via Adversarial Suffix Optimization

Receipt and verification

First computed	2026-07-02T01:17:13.125630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fda1358e6df2065edd82fd7ad54f6fde7e1448598486a6c4adfe65449ef7ceee

Aliases

arxiv: 2507.10540 · arxiv_version: 2507.10540v3 · doi: 10.48550/arxiv.2507.10540 · pith_short_12: 7WQTLDTN6IDF · pith_short_16: 7WQTLDTN6IDF5XMC · pith_short_8: 7WQTLDTN

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/7WQTLDTN6IDF5XMC7V5NKT3P3Z \
  | 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: fda1358e6df2065edd82fd7ad54f6fde7e1448598486a6c4adfe65449ef7ceee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5fb55fd6a2aa8daf2c5d7ae64d66195b1e2cc3940911956d0489dbac77e80ad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-14T17:58:02Z",
    "title_canon_sha256": "138aaf5349a7d7fdc6b48a22689f720cb1319daad536457c6b58fa2a8106584f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.10540",
    "kind": "arxiv",
    "version": 3
  }
}