Pith Number

pith:GGIHFDM6

pith:2017:GGIHFDM63ODFG6RODLFTR6LVWE

not attested not anchored not stored refs pending

PQk-means: Billion-scale Clustering for Product-quantized Codes

Keisuke Ogaki, Kiyoharu Aizawa, Toshihiko Yamasaki, Yusuke Matsui

arxiv:1709.03708 v1 · 2017-09-12 · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GGIHFDM63ODFG6RODLFTR6LVWE}

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	2026-05-18T00:35:29.726577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3190728d9edb86537a2e1acb38f975b11dc708205981329f941e46a048ba0b34

Aliases

arxiv: 1709.03708 · arxiv_version: 1709.03708v1 · doi: 10.48550/arxiv.1709.03708 · pith_short_12: GGIHFDM63ODF · pith_short_16: GGIHFDM63ODFG6RO · pith_short_8: GGIHFDM6

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/GGIHFDM63ODFG6RODLFTR6LVWE \
  | 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: 3190728d9edb86537a2e1acb38f975b11dc708205981329f941e46a048ba0b34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5ed05801e2a588765e62e37984c61ff10751ed0c8c1506ba40077af5e305342",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-12T07:00:18Z",
    "title_canon_sha256": "ca4843e98a4fb89fb6cb11f444ae01d23f55c8383fc64c8eadf851806873dbce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03708",
    "kind": "arxiv",
    "version": 1
  }
}