Pith Number

pith:UMLZJUNI

pith:2026:UMLZJUNIILI6OT5OAZ2BDNBWCB

not attested not anchored not stored refs pending

LISA: Linear-Indexed Sparse Attention for Efficient Long-Context Reasoning

Bo Zeng, Fan Jiang, Linlong Xu, Longyue Wang, Shimin Shan, Weihua Luo, Yu Liu, Yu Zhao, Zekun Zhang

arxiv:2607.19358 v1 · 2026-05-29 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMLZJUNIILI6OT5OAZ2BDNBWCB}

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	2026-07-23T00:23:44.669523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a31794d1a842d1e74fae067411b43610748a3fba372f57ed784c253ea9085e8a

Aliases

arxiv: 2607.19358 · arxiv_version: 2607.19358v1 · doi: 10.48550/arxiv.2607.19358 · pith_short_12: UMLZJUNIILI6 · pith_short_16: UMLZJUNIILI6OT5O · pith_short_8: UMLZJUNI

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/UMLZJUNIILI6OT5OAZ2BDNBWCB \
  | 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: a31794d1a842d1e74fae067411b43610748a3fba372f57ed784c253ea9085e8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35628adecb0d4022076353b52dfbac0ec629caa78f97c787e92a1b633cf378fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-29T03:05:29Z",
    "title_canon_sha256": "b6da7d6fe505a137bc289b655de0f502b6b1072af2e320177555c749a857b528"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19358",
    "kind": "arxiv",
    "version": 1
  }
}