Pith Number

pith:6C3O4TEE

pith:2019:6C3O4TEEFCOW4A2NPDNSQYK3PV

not attested not anchored not stored refs pending

Norm-Explicit Quantization: Improving Vector Quantization for Maximum Inner Product Search

James Cheng, Jie Liu, Kelvin K. W. Ng, Xiao Yan, Xinyan Dai

arxiv:1911.04654 v2 · 2019-11-12 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6C3O4TEEFCOW4A2NPDNSQYK3PV}

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	2026-07-05T00:20:32.540032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0b6ee4c84289d6e034d78db28615b7d7631a202364c6830a1936b959eaf2ffe

Aliases

arxiv: 1911.04654 · arxiv_version: 1911.04654v2 · doi: 10.48550/arxiv.1911.04654 · pith_short_12: 6C3O4TEEFCOW · pith_short_16: 6C3O4TEEFCOW4A2N · pith_short_8: 6C3O4TEE

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/6C3O4TEEFCOW4A2NPDNSQYK3PV \
  | 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: f0b6ee4c84289d6e034d78db28615b7d7631a202364c6830a1936b959eaf2ffe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94de078d8c41725e11857e237c913c9d0d14d0a0269c8ca6642fdf37ce042536",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-11-12T03:35:17Z",
    "title_canon_sha256": "1429d74b74127588f85d6ceb5de5c829b7b422236dc187c3705a399dc5e7f477"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.04654",
    "kind": "arxiv",
    "version": 2
  }
}