Pith Number

pith:TO7QCOST

pith:2026:TO7QCOST22TPHDAN44OGKQCQV2

not attested not anchored not stored refs pending

Parameter-free Adaptive Sparse Attention via Compression-Based Content Selection

Debarshi Kundu, Swaroop Ghosh, Vasant Honavar

arxiv:2607.21752 v1 · 2026-07-23 · 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{TO7QCOST22TPHDAN44OGKQCQV2}

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	2026-07-27T00:20:19.193309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bbf013a53d6a6f38c0de71c654050ae8f565189a475c2ec579c01193e5f3ee1

Aliases

arxiv: 2607.21752 · arxiv_version: 2607.21752v1 · doi: 10.48550/arxiv.2607.21752 · pith_short_12: TO7QCOST22TP · pith_short_16: TO7QCOST22TPHDAN · pith_short_8: TO7QCOST

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/TO7QCOST22TPHDAN44OGKQCQV2 \
  | 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: 9bbf013a53d6a6f38c0de71c654050ae8f565189a475c2ec579c01193e5f3ee1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d13c0426a838795f5b56dc95b09c7f212ac2384529dfca6bd01703aa28a3b310",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-23T19:05:42Z",
    "title_canon_sha256": "2b7fd1db37c33392a5a34fbddd7abc4622d07732e4b6558f08193047a83f4f64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21752",
    "kind": "arxiv",
    "version": 1
  }
}