Pith Number

pith:42ZN5U4U

pith:2025:42ZN5U4UFPKLFI25EIQ4NTILKU

not attested not anchored not stored refs pending

Tactic: Adaptive Sparse Attention with Clustering and Distribution Fitting for Long-Context LLMs

Ang Li, Arvind Krishnamurthy, Baris Kasikci, Kan Zhu, Liangyu Zhao, Qinyu Xu, Rohan Kadekodi, Tian Tang, Yile Gu, Zhichen Zeng

arxiv:2502.12216 v1 · 2025-02-17 · cs.LG · cs.AI · cs.CL

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\usepackage{pith}
\pithnumber{42ZN5U4UFPKLFI25EIQ4NTILKU}

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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

4 papers in Pith

MURMUR: An Efficient Inference System for Long-Form ASR

EntmaxKV: Support-Aware Decoding for Entmax Attention

SOCKET: SOft Collision Kernel EsTimator for Sparse Attention

Sparse Attention as a Range Searching Problem: Towards an Inference-Efficient Index for KV Cache

Receipt and verification

First computed	2026-07-05T10:15:52.132241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6b2ded3942bd4b2a35d2221c6cd0b551cf6db73279f1e8ad8ac3c6543680807

Aliases

arxiv: 2502.12216 · arxiv_version: 2502.12216v1 · doi: 10.48550/arxiv.2502.12216 · pith_short_12: 42ZN5U4UFPKL · pith_short_16: 42ZN5U4UFPKLFI25 · pith_short_8: 42ZN5U4U

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/42ZN5U4UFPKLFI25EIQ4NTILKU \
  | 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: e6b2ded3942bd4b2a35d2221c6cd0b551cf6db73279f1e8ad8ac3c6543680807

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d62172907ec9f9ad7cb4b6d3bb06b2f026a17f8e6b0382a8e92f721806893061",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-17T08:39:43Z",
    "title_canon_sha256": "28b0cbe1b4a7b539b46af21702dacd6ad4bb53429a0cadc1ed41c9eb4b2c8086"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.12216",
    "kind": "arxiv",
    "version": 1
  }
}