Pith Number

pith:LEXKQCYZ

pith:2025:LEXKQCYZ3IVI776ILIEDCINHET

not attested not anchored not stored refs pending

Projection and Quantisation: A Unifying View of Learning to Hash, from Random Projections to the RAG Era

Sean Moran

arxiv:2510.04127 v2 · 2025-10-05 · cs.IR · cs.AI · cs.CV · 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{LEXKQCYZ3IVI776ILIEDCINHET}

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	2026-06-09T02:07:10.471908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

592ea80b19da2a8fffc85a083121a724fd78229720660ff2ca565a18fc89c225

Aliases

arxiv: 2510.04127 · arxiv_version: 2510.04127v2 · doi: 10.48550/arxiv.2510.04127 · pith_short_12: LEXKQCYZ3IVI · pith_short_16: LEXKQCYZ3IVI776I · pith_short_8: LEXKQCYZ

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/LEXKQCYZ3IVI776ILIEDCINHET \
  | 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: 592ea80b19da2a8fffc85a083121a724fd78229720660ff2ca565a18fc89c225

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f13224856811ed18b9e3d79ee1d92d7b7b5ca5decb925d666e8138d7bf7684ca",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-10-05T09:59:56Z",
    "title_canon_sha256": "2499e0fe8c46e7a584cfbd90d41a1aa876b40883ca874e66bfc10b628390e459"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.04127",
    "kind": "arxiv",
    "version": 2
  }
}