Pith Number

pith:CPJHXLM4

pith:2023:CPJHXLM4ZLU6UHNY466PMBET7Z

not attested not anchored not stored refs pending

Sparse Stream Semantic Registers: A Lightweight ISA Extension Accelerating General Sparse Linear Algebra

Fabian Schuiki, Florian Zaruba, Luca Benini, Paul Scheffler, Torsten Hoefler

arxiv:2305.05559 v2 · 2023-05-09 · 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{CPJHXLM4ZLU6UHNY466PMBET7Z}

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	2026-07-05T06:56:21.691189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13d27bad9ccae9ea1db8e7bcf60493fe6210835b278a29caa7dbe44eaf36eb66

Aliases

arxiv: 2305.05559 · arxiv_version: 2305.05559v2 · doi: 10.48550/arxiv.2305.05559 · pith_short_12: CPJHXLM4ZLU6 · pith_short_16: CPJHXLM4ZLU6UHNY · pith_short_8: CPJHXLM4

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/CPJHXLM4ZLU6UHNY466PMBET7Z \
  | 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: 13d27bad9ccae9ea1db8e7bcf60493fe6210835b278a29caa7dbe44eaf36eb66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5587b2bce65138c0bbd70dfb192b39f9f4222fda7a4b55ee3b3ff31fa8c3232b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2023-05-09T15:47:37Z",
    "title_canon_sha256": "a85fec952e8a1610d7595449e312f48cb0fd108d99a4fdad4cffaa6bd6b5905e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.05559",
    "kind": "arxiv",
    "version": 2
  }
}