Pith Number

pith:JRYBNW4S

pith:2025:JRYBNW4SW2GFCKIY2V4QDUU3KC

not attested not anchored not stored refs pending

Router Upcycling: Leveraging Mixture-of-Routers in Mixture-of-Experts Upcycling

Dawei Zhu, Guangxiang Zhao, Junfeng Ran, Lin Sun, Longyun Wu, Sujian Li, Tong Yang, Xiangzheng Zhang, Yikai Zhao, Yuhan Wu

arxiv:2509.00679 v1 · 2025-08-31 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JRYBNW4SW2GFCKIY2V4QDUU3KC}

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

1 paper in Pith

L2R: Low-Rank and Lipschitz-Controlled Routing for Mixture-of-Experts

Receipt and verification

First computed	2026-07-05T12:02:21.011006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c7016db92b68c512918d57901d29b50ae16ed437f1b6bd78411bd22ebf694bf

Aliases

arxiv: 2509.00679 · arxiv_version: 2509.00679v1 · doi: 10.48550/arxiv.2509.00679 · pith_short_12: JRYBNW4SW2GF · pith_short_16: JRYBNW4SW2GFCKIY · pith_short_8: JRYBNW4S

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/JRYBNW4SW2GFCKIY2V4QDUU3KC \
  | 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: 4c7016db92b68c512918d57901d29b50ae16ed437f1b6bd78411bd22ebf694bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f353828faa133dca8c70f5860f079e7f2d24f183e6c931ec67326522003abc2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-08-31T03:22:54Z",
    "title_canon_sha256": "385b989ce6217dc4f3c9d3002b8ace56057d45707d115dec774406a0a94254c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.00679",
    "kind": "arxiv",
    "version": 1
  }
}