Pith Number

pith:4W6C2H2K

pith:2022:4W6C2H2KKN77EA6WKWYEPXVCPM

not attested not anchored not stored refs pending

Jigsaw Puzzle: Selective Backdoor Attack to Subvert Malware Classifiers

Fabio Pierazzi, Feargus Pendlebury, Gang Wang, Jacopo Cortellazzi, Kevin Tu, Limin Yang, Lorenzo Cavallaro, Zhi Chen

arxiv:2202.05470 v1 · 2022-02-11 · cs.CR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4W6C2H2KKN77EA6WKWYEPXVCPM}

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	2026-07-05T03:56:08.740664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5bc2d1f4a537ff203d655b047dea27b0887cffdaff798927371902d34b6fbda

Aliases

arxiv: 2202.05470 · arxiv_version: 2202.05470v1 · doi: 10.48550/arxiv.2202.05470 · pith_short_12: 4W6C2H2KKN77 · pith_short_16: 4W6C2H2KKN77EA6W · pith_short_8: 4W6C2H2K

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/4W6C2H2KKN77EA6WKWYEPXVCPM \
  | 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: e5bc2d1f4a537ff203d655b047dea27b0887cffdaff798927371902d34b6fbda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a0ce9bc18c242e66b30cad069a4ad8f9421603835c9b8b69bee13ea338cb755",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2022-02-11T06:15:56Z",
    "title_canon_sha256": "1ea2809af5d284f8204ae6141369de1259e1986cd7928d8522262d5892e6c2c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.05470",
    "kind": "arxiv",
    "version": 1
  }
}