Pith Number

pith:3ZCU4XWH

pith:2025:3ZCU4XWHWSPY64CNAOB4WCOYDF

not attested not anchored not stored refs pending

Leveraging Decoder Architectures for Learned Sparse Retrieval

Andrew Yates, Evangelos Kanoulas, Jingfen Qiao, Thong Nguyen

arxiv:2504.18151 v1 · 2025-04-25 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ZCU4XWHWSPY64CNAOB4WCOYDF}

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.

Cited by

1 paper in Pith

MATCH: Modulating Attention via In-Context Retrieval for Long-Context Transformers

Receipt and verification

First computed	2026-07-05T10:54:02.760440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de454e5ec7b49f8f704d0383cb09d819737227f9fd04fcc4f6fa4af414644040

Aliases

arxiv: 2504.18151 · arxiv_version: 2504.18151v1 · doi: 10.48550/arxiv.2504.18151 · pith_short_12: 3ZCU4XWHWSPY · pith_short_16: 3ZCU4XWHWSPY64CN · pith_short_8: 3ZCU4XWH

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/3ZCU4XWHWSPY64CNAOB4WCOYDF \
  | 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: de454e5ec7b49f8f704d0383cb09d819737227f9fd04fcc4f6fa4af414644040

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fc8f78b97fbd13c343fc3e50ef5b91eb5b45fdb9fb78fbfc6bd3a3fbaaaecce",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-04-25T08:04:52Z",
    "title_canon_sha256": "3473762fddf015daa0353e402fc4356db30f600c6eea9dbd681fb07a575ab144"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18151",
    "kind": "arxiv",
    "version": 1
  }
}