Pith Number

pith:47YTF57Y

pith:2025:47YTF57YHB4NBPUTFVVZIZKA5F

not attested not anchored not stored refs pending

An Empirical Study of Code Obfuscation Practices in the Google Play Store

Akila Niroshan, Aruna Seneviratne, Suranga Seneviratne

arxiv:2502.04636 v1 · 2025-02-07 · cs.CR · cs.AI · 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{47YTF57YHB4NBPUTFVVZIZKA5F}

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	2026-07-05T10:10:54.690419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7f132f7f83878d0be932d6b946540e97d81e79ff568f4c0811dcb703debc9ec

Aliases

arxiv: 2502.04636 · arxiv_version: 2502.04636v1 · doi: 10.48550/arxiv.2502.04636 · pith_short_12: 47YTF57YHB4N · pith_short_16: 47YTF57YHB4NBPUT · pith_short_8: 47YTF57Y

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/47YTF57YHB4NBPUTFVVZIZKA5F \
  | 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: e7f132f7f83878d0be932d6b946540e97d81e79ff568f4c0811dcb703debc9ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "520a17577469bb9bbf18696d3903d7b1f87a84fac9de12e160be75a78d3a2b74",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-02-07T03:41:40Z",
    "title_canon_sha256": "cf80b83a0d3e9080077a2697d46004704779057784c3cf138a11777317015f47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04636",
    "kind": "arxiv",
    "version": 1
  }
}