Pith Number

pith:CEWD3FKM

pith:2026:CEWD3FKMRX3F23M3HNJSJCHF3J

not attested not anchored not stored refs pending

Uncertainty-gated selection for block-sparse attention

Thomas Rossi

arxiv:2607.07724 v1 · 2026-07-04 · 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{CEWD3FKMRX3F23M3HNJSJCHF3J}

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	2026-07-10T00:18:47.274193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

112c3d954c8df65d6d9b3b532488e5da55b49cf64552a0500f614aacc502a8fe

Aliases

arxiv: 2607.07724 · arxiv_version: 2607.07724v1 · doi: 10.48550/arxiv.2607.07724 · pith_short_12: CEWD3FKMRX3F · pith_short_16: CEWD3FKMRX3F23M3 · pith_short_8: CEWD3FKM

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/CEWD3FKMRX3F23M3HNJSJCHF3J \
  | 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: 112c3d954c8df65d6d9b3b532488e5da55b49cf64552a0500f614aacc502a8fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18c85a10db294ffd2da2da452972d6d0637660e39a6ae2f502d69a1cd37be188",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-04T20:41:42Z",
    "title_canon_sha256": "f6c711ca3f017c9577847ab9cfa14a7c68cc77db75b5a6d9af0707b7d0cfb725"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07724",
    "kind": "arxiv",
    "version": 1
  }
}