Pith Number

pith:ZRYWYJWB

pith:2026:ZRYWYJWB2MSMVVJXK54RE32MHH

not attested not anchored not stored refs pending

The Sparsity Tax: Weight Sparsity Trade-offs in Event-Driven SIMD and SIMT Neuromorphic Cores

Amirreza Yousefzadeh, Berend-Jan van der Zwaag, Mattias Westerink, Sabih Gerez, Sameed Sohail

arxiv:2607.22790 v1 · 2026-07-24 · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZRYWYJWB2MSMVVJXK54RE32MHH}

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	2026-07-28T00:21:54.453213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc716c26c1d324cad5375779126f4c39eb380240bb604b7acf22395cdab7bf31

Aliases

arxiv: 2607.22790 · arxiv_version: 2607.22790v1 · doi: 10.48550/arxiv.2607.22790 · pith_short_12: ZRYWYJWB2MSM · pith_short_16: ZRYWYJWB2MSMVVJX · pith_short_8: ZRYWYJWB

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/ZRYWYJWB2MSMVVJXK54RE32MHH \
  | 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: cc716c26c1d324cad5375779126f4c39eb380240bb604b7acf22395cdab7bf31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ee073966f31387078d8647db328a65cdc8ea1c2a0099e28708395f8fbe4f358",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2026-07-24T13:12:07Z",
    "title_canon_sha256": "5331ad07571f54bc81a9c761f9a476cd28491cb70be3f416ab9e65053d67693c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22790",
    "kind": "arxiv",
    "version": 1
  }
}