Pith Number

pith:RQF5IQJO

pith:2025:RQF5IQJOSVXXY5WJFFKFBLUQ35

not attested not anchored not stored refs pending

CRouting: Reducing Expensive Distance Calls in Graph-Based Approximate Nearest Neighbor Search

Gang Chen, Jiahao Guo, Shuibing He, Xian-He Sun, Xuechen Zhang, Zhenxin Li

arxiv:2509.00365 v1 · 2025-08-30 · cs.DB · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQF5IQJOSVXXY5WJFFKFBLUQ35}

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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

HNSW with Accuracy Guarantees Using Graph Spanners

Receipt and verification

First computed	2026-07-05T12:02:14.718739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c0bd4412e956f7c76c9295450ae90df72ef4c09a0f69d843b7f219e767aa973

Aliases

arxiv: 2509.00365 · arxiv_version: 2509.00365v1 · doi: 10.48550/arxiv.2509.00365 · pith_short_12: RQF5IQJOSVXX · pith_short_16: RQF5IQJOSVXXY5WJ · pith_short_8: RQF5IQJO

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/RQF5IQJOSVXXY5WJFFKFBLUQ35 \
  | 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: 8c0bd4412e956f7c76c9295450ae90df72ef4c09a0f69d843b7f219e767aa973

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "609384ec69e2c0d393e06c34fe883c72cc06eee24010dae90b0d01e4ba8b6bc4",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-08-30T05:27:09Z",
    "title_canon_sha256": "e4bc2780ae1bb85a36f343791edbc967b8637318a1a1e0c63c603b398596c645"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.00365",
    "kind": "arxiv",
    "version": 1
  }
}