Pith Number

pith:O7SAARSF

pith:2025:O7SAARSFA6UNAWL4IE6HR5JRY5

not attested not anchored not stored refs pending

Insecurity Through Obscurity: Veiled Vulnerabilities in Closed-Source Contracts

Aviv Yaish, Fan Zhang, Kaihua Qin, Sen Yang

arxiv:2504.13398 v4 · 2025-04-18 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7SAARSFA6UNAWL4IE6HR5JRY5}

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	2026-06-11T02:09:23.555625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e400464507a8d0597c413c78f531c76d674018a8cec4ad2b0a9de6a9d3fca9

Aliases

arxiv: 2504.13398 · arxiv_version: 2504.13398v4 · doi: 10.48550/arxiv.2504.13398 · pith_short_12: O7SAARSFA6UN · pith_short_16: O7SAARSFA6UNAWL4 · pith_short_8: O7SAARSF

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/O7SAARSFA6UNAWL4IE6HR5JRY5 \
  | 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: 77e400464507a8d0597c413c78f531c76d674018a8cec4ad2b0a9de6a9d3fca9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc9dab03acc27dcb88e73e20e567fea6cebb72311ed4bb48040c09cd7b7b9fad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-04-18T01:22:58Z",
    "title_canon_sha256": "e7090e0850ecba8985ee353f49126ae23c039bc34b17909c4c2a28b9af1ae519"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.13398",
    "kind": "arxiv",
    "version": 4
  }
}