Pith Number

pith:X6HMPEME

pith:2026:X6HMPEMEOTE3UMO2NXL6C4O3CE

not attested not anchored not stored refs pending

STS: Efficient Sparse Attention with Speculative Token Sparsity

Ceyu Xu, Jiangnan Yu, Yongji Wu, Yuan Xie

arxiv:2605.15508 v2 · 2026-05-15 · cs.LG · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X6HMPEMEOTE3UMO2NXL6C4O3CE}

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	2026-05-20T00:04:37.964682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf8ec7918474c9ba31da6dd7e171db11293a565173e644dfdc083da612bed735

Aliases

arxiv: 2605.15508 · arxiv_version: 2605.15508v2 · doi: 10.48550/arxiv.2605.15508 · pith_short_12: X6HMPEMEOTE3 · pith_short_16: X6HMPEMEOTE3UMO2 · pith_short_8: X6HMPEME

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/X6HMPEMEOTE3UMO2NXL6C4O3CE \
  | 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: bf8ec7918474c9ba31da6dd7e171db11293a565173e644dfdc083da612bed735

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d1583818a0a2ffb0d6222f7e4cf73459ef087721a097e5ed6d5fb4a310a06a1",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-15T01:05:37Z",
    "title_canon_sha256": "1c937bae268b4f53f87d115e6b44e37f994bc44cca024c6d5635921b467f0bfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.15508",
    "kind": "arxiv",
    "version": 2
  }
}