Pith Number

pith:EEMSR24O

pith:2025:EEMSR24OSHHDIENHSZKHG7KGVV

not attested not anchored not stored refs pending

The Future is Sparse: Embedding Compression for Scalable Retrieval in Recommender Systems

Daniel Bohun\v{e}k, Martin Spi\v{s}\'ak, Pavel Kord\'ik, Petr Kasalick\'y, Rodrigo Alves, Vojt\v{e}ch Van\v{c}ura

arxiv:2505.11388 v1 · 2025-05-16 · 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{EEMSR24OSHHDIENHSZKHG7KGVV}

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	2026-07-05T11:04:15.289623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

211928eb8e91ce3411a79654737d46ad6f1ee55eb98dea5063dcf315dd676301

Aliases

arxiv: 2505.11388 · arxiv_version: 2505.11388v1 · doi: 10.48550/arxiv.2505.11388 · pith_short_12: EEMSR24OSHHD · pith_short_16: EEMSR24OSHHDIENH · pith_short_8: EEMSR24O

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/EEMSR24OSHHDIENHSZKHG7KGVV \
  | 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: 211928eb8e91ce3411a79654737d46ad6f1ee55eb98dea5063dcf315dd676301

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acc3e07e5489a59bd14710779d109124905b37d94041550b96f865b3420da45d",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-05-16T15:51:52Z",
    "title_canon_sha256": "69863f52f001452a0ed3ff75e69f4bf4e46bcc15f5c8719da0e908749a94f144"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.11388",
    "kind": "arxiv",
    "version": 1
  }
}