Pith Number

pith:P5LCM6BW

pith:2025:P5LCM6BW3OSMB5WRVDIIPGZMLA

not attested not anchored not stored refs pending

CASPER: Contrastive Approach for Smart Ponzi Scheme Detecter with More Negative Samples

Leyuan Liu, Sheng Wen, Tian Lan, Tianqing Zhu, Wei Chen, Weijia Yang, Xiaosong Zhang

arxiv:2507.16840 v1 · 2025-07-19 · cs.CR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P5LCM6BW3OSMB5WRVDIIPGZMLA}

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	2026-07-05T11:41:56.851458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f56267836dba4c0f6d1a8d0879b2c581dd0750ee76e639146bd064a1d8b99f7

Aliases

arxiv: 2507.16840 · arxiv_version: 2507.16840v1 · doi: 10.48550/arxiv.2507.16840 · pith_short_12: P5LCM6BW3OSM · pith_short_16: P5LCM6BW3OSMB5WR · pith_short_8: P5LCM6BW

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/P5LCM6BW3OSMB5WRVDIIPGZMLA \
  | 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: 7f56267836dba4c0f6d1a8d0879b2c581dd0750ee76e639146bd064a1d8b99f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe2b17bf05c6ac3608d10b5d65e3fff180e9171b0f07cc900ad7b68322c06c67",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-07-19T01:26:02Z",
    "title_canon_sha256": "c433ce7b592897d35703ee99c813ad49e318b8f70c07e1e3475cbb2bfaf678c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16840",
    "kind": "arxiv",
    "version": 1
  }
}