Pith Number

pith:B3AUBLP2

pith:2025:B3AUBLP2XHZY6HBGTLWOSZATM5

not attested not anchored not stored refs pending

Survey of Filtered Approximate Nearest Neighbor Search over the Vector-Scalar Hybrid Data

Kai Zhang, X. Sean Wang, Yanjun Lin, Yinan Jing, Zhenying He

arxiv:2505.06501 v1 · 2025-05-10 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3AUBLP2XHZY6HBGTLWOSZATM5}

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

3 papers in Pith

Query-aware Routing for Filtered Approximate Nearest Neighbors Search

Policy-aware Vector Search: A Vision for Fine Grained Access Control in Vector Databases

Opal: Private Memory for Personal AI

Receipt and verification

First computed	2026-07-05T11:01:10.647739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ec140adfab9f38f1c269aece96413676f10bd2298e4f82300850d48ca95c0d4

Aliases

arxiv: 2505.06501 · arxiv_version: 2505.06501v1 · doi: 10.48550/arxiv.2505.06501 · pith_short_12: B3AUBLP2XHZY · pith_short_16: B3AUBLP2XHZY6HBG · pith_short_8: B3AUBLP2

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/B3AUBLP2XHZY6HBGTLWOSZATM5 \
  | 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: 0ec140adfab9f38f1c269aece96413676f10bd2298e4f82300850d48ca95c0d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ec9cba568d5f7e96729d19aa4551b84656cd06e60c8a872288c84dbb9fdac5b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-05-10T04:02:14Z",
    "title_canon_sha256": "b595e2aa7e95a4558e99ada4a3139a70cd5c7ca09a2a6287a8997d95d1147c43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.06501",
    "kind": "arxiv",
    "version": 1
  }
}