Pith Number

pith:36QBZFUL

pith:2025:36QBZFUL4DOCGDRZP6S77OTFBP

not attested not anchored not stored refs pending

OrchANN: Hierarchical Orchestration for Skewed Out-of-Core Vector Search

Chengying Huan, Chen Tian, Fan Yang, Guihai Chen, Heng Zhang, Jie Zhang, Lizheng Chen, Mingxing Zhang, Pinhuan Wang, Qing Wang, Shaonan Ma, Zhengyi Yang

arxiv:2512.22838 v2 · 2025-12-28 · 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{36QBZFUL4DOCGDRZP6S77OTFBP}

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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

Low-Latency Out-of-Core ANN Search in High-Dimensional Space

Receipt and verification

First computed	2026-07-08T01:18:23.433251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfa01c968be0dc230e397fa5ffba650bcdcd42505f714383bcb829f0a23ddbc4

Aliases

arxiv: 2512.22838 · arxiv_version: 2512.22838v2 · doi: 10.48550/arxiv.2512.22838 · pith_short_12: 36QBZFUL4DOC · pith_short_16: 36QBZFUL4DOCGDRZ · pith_short_8: 36QBZFUL

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/36QBZFUL4DOCGDRZP6S77OTFBP \
  | 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: dfa01c968be0dc230e397fa5ffba650bcdcd42505f714383bcb829f0a23ddbc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5502a95ae3f3e573c4ba70f9d82ae6fb5f92f60320abc69a2fa426cbc4a1fe3",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-12-28T08:42:38Z",
    "title_canon_sha256": "1d9c3dce470c7e41bddce26e2c54e57c2a23bbf04446019412cfef6855daafd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.22838",
    "kind": "arxiv",
    "version": 2
  }
}