Pith Number

pith:3JP2FMNH

pith:2026:3JP2FMNHUL2PMBJZYHKY5NW5LU

not attested not anchored not stored refs pending

Structured-Sparse Attention for Entity Tracking with Subquadratic Sequence Complexity

Alexandre Allauzen, Erwan Fagnou, Hangyue Zhao, Paul Caillon

arxiv:2605.22476 v1 · 2026-05-21 · 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{3JP2FMNHUL2PMBJZYHKY5NW5LU}

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	2026-05-22T01:04:44.714091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da5fa2b1a7a2f4f60539c1d58eb6dd5d3f4efb727c435cd19022b5cea56660ec

Aliases

arxiv: 2605.22476 · arxiv_version: 2605.22476v1 · doi: 10.48550/arxiv.2605.22476 · pith_short_12: 3JP2FMNHUL2P · pith_short_16: 3JP2FMNHUL2PMBJZ · pith_short_8: 3JP2FMNH

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/3JP2FMNHUL2PMBJZYHKY5NW5LU \
  | 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: da5fa2b1a7a2f4f60539c1d58eb6dd5d3f4efb727c435cd19022b5cea56660ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61060a42ae5660915466af53a33f95a1c9975d3ee110056d7f986ac641885574",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-21T13:35:48Z",
    "title_canon_sha256": "3435f3403c2cf742c62eaee81e1359b06cee1f5dbad03959e6c4d0331ebe401b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22476",
    "kind": "arxiv",
    "version": 1
  }
}