Pith Number

pith:SZ4TJVTV

pith:2026:SZ4TJVTVTYDCZGZVC5UFGWWM2P

not attested not anchored not stored refs pending

LLMRouter: Unified Infrastructure for Developing, Evaluating, and Deploying LLM Routers

Fangxu Yu, Ge Liu, Haodong Yue, Haozhen Zhang, Jiaxuan You, Keyang Xuan, Kunlun Zhu, Liangqi Yuan, Tao Feng, Weizhi Zhang, Zhongjie Dai, Zijie Lei

arxiv:2608.06867 v1 · 2026-08-07 · 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{SZ4TJVTVTYDCZGZVC5UFGWWM2P}

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	2026-08-10T01:12:20.753700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

967934d6759e062c9b351768535accd3e79457d704c6081675a5b938e2179f32

Aliases

arxiv: 2608.06867 · arxiv_version: 2608.06867v1 · doi: 10.48550/arxiv.2608.06867 · pith_short_12: SZ4TJVTVTYDC · pith_short_16: SZ4TJVTVTYDCZGZV · pith_short_8: SZ4TJVTV

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/SZ4TJVTVTYDCZGZVC5UFGWWM2P \
  | 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: 967934d6759e062c9b351768535accd3e79457d704c6081675a5b938e2179f32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "059d68eec2e7956c0b609285450ac326cf1db7f759a1200b06a6ab3464f874df",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-07T06:46:58Z",
    "title_canon_sha256": "c3efc463be71cd9bfb98aa5d7efbbce5acba0fbe9b492a88cdda1ca6ac9c828e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.06867",
    "kind": "arxiv",
    "version": 1
  }
}