Pith Number

pith:HQEUCO44

pith:2025:HQEUCO447OZIPMOPTWSVYK7BAH

not attested not anchored not stored refs pending

Efficient Quantum Approximate $k$NN Algorithm via Granular-Ball Computing

Jeremiah D. Deng, Shuyin Xia, Suzhen Yuan, Xiaojiang Tian

arxiv:2505.23066 v1 · 2025-05-29 · quant-ph · cs.AI · 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{HQEUCO447OZIPMOPTWSVYK7BAH}

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	2026-07-05T11:11:54.893785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c09413b9cfbb287b1cf9da55c2be101c1d795facef22898d88b1b60e84ee2cd

Aliases

arxiv: 2505.23066 · arxiv_version: 2505.23066v1 · doi: 10.48550/arxiv.2505.23066 · pith_short_12: HQEUCO447OZI · pith_short_16: HQEUCO447OZIPMOP · pith_short_8: HQEUCO44

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/HQEUCO447OZIPMOPTWSVYK7BAH \
  | 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: 3c09413b9cfbb287b1cf9da55c2be101c1d795facef22898d88b1b60e84ee2cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9abef81145f29f39660dd6909f5909e3a256e18860dcb738a36a7ee6f94c46a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-05-29T04:16:29Z",
    "title_canon_sha256": "7716cd7d7ef391b5d78a61fae17808a22e66a9ca1aafd762826d36025b168913"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23066",
    "kind": "arxiv",
    "version": 1
  }
}