Pith Number

pith:QEGNIIHR

pith:2025:QEGNIIHRNI4ESELVO4AVVU7FQK

not attested not anchored not stored refs pending

Copy-and-Paste? Identifying EVM-Inequivalent Code Smells in Multi-chain Reuse Contracts

Jiachi Chen, Tao Zhang, Weizhe Zhang, Yuming Feng, Yu Zhang, Zexu Wang, Zibin Zheng

arxiv:2504.07589 v2 · 2025-04-10 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEGNIIHRNI4ESELVO4AVVU7FQK}

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	2026-07-05T10:47:39.828828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

810cd420f16a3849117577015ad3e5829bb6c2c79d363a7c042c61d09046e722

Aliases

arxiv: 2504.07589 · arxiv_version: 2504.07589v2 · doi: 10.48550/arxiv.2504.07589 · pith_short_12: QEGNIIHRNI4E · pith_short_16: QEGNIIHRNI4ESELV · pith_short_8: QEGNIIHR

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/QEGNIIHRNI4ESELVO4AVVU7FQK \
  | 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: 810cd420f16a3849117577015ad3e5829bb6c2c79d363a7c042c61d09046e722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d7cf24f1d375613884ad63e8c412392a59dad6645fbd41e7245710b5ee25331",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-04-10T09:37:19Z",
    "title_canon_sha256": "a38e4f5009da0586c6052ead52bbeb8f6e73cdd9db2094aeed890993e13da670"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.07589",
    "kind": "arxiv",
    "version": 2
  }
}