Pith Number

pith:QPUR44G3

pith:2026:QPUR44G3R6NEY43ALERHRJCFPX

not attested not anchored not stored refs pending

CS-PQ: Cache-Friendly SIMD Product Quantization for Large-Scale ANNS Index Construction

G. Zhang, K.C. Huang, M.L. Wang, R.H. Chen, X.K. Jiang, X. Yao, Y.T. Ma, Z.L. Shao

arxiv:2605.25521 v1 · 2026-05-25 · 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{QPUR44G3R6NEY43ALERHRJCFPX}

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	2026-05-26T02:04:40.710518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83e91e70db8f9a4c7360592278a4457dfa17dd9da1cb6bce58e9e787175d4605

Aliases

arxiv: 2605.25521 · arxiv_version: 2605.25521v1 · doi: 10.48550/arxiv.2605.25521 · pith_short_12: QPUR44G3R6NE · pith_short_16: QPUR44G3R6NEY43A · pith_short_8: QPUR44G3

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/QPUR44G3R6NEY43ALERHRJCFPX \
  | 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: 83e91e70db8f9a4c7360592278a4457dfa17dd9da1cb6bce58e9e787175d4605

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58621d248365ea0c53c87fe4c86f79d2b1948cfe2a34e4a00c22286c4e9b74c0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-05-25T07:21:54Z",
    "title_canon_sha256": "1cacc3a679e4f6aa3f9e26edca21edcdcda9672fcfea557e2c40957de98b4d80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.25521",
    "kind": "arxiv",
    "version": 1
  }
}