Pith Number

pith:REYUUESQ

pith:2026:REYUUESQYWKUETQFO32U2CAYDB

not attested not anchored not stored refs pending

SpecGen: Accelerating Agentic Kernel Optimization with Speculative Generation

Dahua Lin, Jihu Guo, Sitian Lu, Tenghui Ma, Wei Gao, Xingcheng Zhang, Zhisheng Ye

arxiv:2606.17518 v1 · 2026-06-16 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{REYUUESQYWKUETQFO32U2CAYDB}

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	2026-06-19T16:10:14.963123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89314a1250c595424e0576f54d0818184e254bf3489a7dc0aff2bf814041382a

Aliases

arxiv: 2606.17518 · arxiv_version: 2606.17518v1 · doi: 10.48550/arxiv.2606.17518 · pith_short_12: REYUUESQYWKU · pith_short_16: REYUUESQYWKUETQF · pith_short_8: REYUUESQ

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/REYUUESQYWKUETQFO32U2CAYDB \
  | 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: 89314a1250c595424e0576f54d0818184e254bf3489a7dc0aff2bf814041382a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b56261f11770fcdd042daca590a691db67c3b7904031cf1e6681b07ed24569f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2026-06-16T04:54:23Z",
    "title_canon_sha256": "a2428e0722376924e71632363af527e11221cee7b289605145a6adc645ab0558"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.17518",
    "kind": "arxiv",
    "version": 1
  }
}