Pith Number

pith:44LJN5EI

pith:2025:44LJN5EITTOL5S7HD6E3Q5LGKY

not attested not anchored not stored refs pending

Ultra-Quantisation: Efficient Embedding Search via 1.58-bit Encodings

Alan Dearle, Ben Claydon, Richard Connor

arxiv:2506.00528 v1 · 2025-05-31 · cs.LG · 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{44LJN5EITTOL5S7HD6E3Q5LGKY}

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	2026-07-05T11:13:36.521100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e71696f4889cdcbecbe71f89b87566562085a13c904db85faa90d8f933cc3f6e

Aliases

arxiv: 2506.00528 · arxiv_version: 2506.00528v1 · doi: 10.48550/arxiv.2506.00528 · pith_short_12: 44LJN5EITTOL · pith_short_16: 44LJN5EITTOL5S7H · pith_short_8: 44LJN5EI

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/44LJN5EITTOL5S7HD6E3Q5LGKY \
  | 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: e71696f4889cdcbecbe71f89b87566562085a13c904db85faa90d8f933cc3f6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af3a51b7958f4e8b02fee0466ee8117614d452d82a3c398d8d6b8372aafe57a0",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-31T12:22:24Z",
    "title_canon_sha256": "13a1498133421f758fe76d25be159e5eed3a8606a334090e0d3f74d4c2b5bd58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00528",
    "kind": "arxiv",
    "version": 1
  }
}