Pith Number

pith:CPMGW5CR

pith:2025:CPMGW5CR5I3ENI6HTPCEZGXOHC

not attested not anchored not stored refs pending

Privacy-Preserving Approximate Nearest Neighbor Search on High-Dimensional Data

Hui Li, Jeffrey Xu Yu, Jiadong Xie, Jiangtao Cui, Yandi Zhang, Yingfan Liu

arxiv:2508.10373 v1 · 2025-08-14 · 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{CPMGW5CR5I3ENI6HTPCEZGXOHC}

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

1 paper in Pith

Clicks Versus Conversion: Choosing a Recommender's Training Objective in E-Commerce

Receipt and verification

First computed	2026-07-05T11:53:54.822638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13d86b7451ea3646a3c79bc44c9aee388ff31bc6bef49365793df57c5e884ac0

Aliases

arxiv: 2508.10373 · arxiv_version: 2508.10373v1 · doi: 10.48550/arxiv.2508.10373 · pith_short_12: CPMGW5CR5I3E · pith_short_16: CPMGW5CR5I3ENI6H · pith_short_8: CPMGW5CR

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/CPMGW5CR5I3ENI6HTPCEZGXOHC \
  | 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: 13d86b7451ea3646a3c79bc44c9aee388ff31bc6bef49365793df57c5e884ac0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaf9393a435a05723af63850ab410aa35b4d46351c4eb528e2d1903d72f98c61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-08-14T06:09:38Z",
    "title_canon_sha256": "5aeff6af42954750bf3f8072e82d4000eb33ad7dfe563970723a2289710e6c14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.10373",
    "kind": "arxiv",
    "version": 1
  }
}