Pith Number

pith:BD4MMJQZ

pith:2026:BD4MMJQZ42TJEJV2BLLXBJG5V2

not attested not anchored not stored refs pending

Architectural Backdoors in Vision-Language Model Supply Chains via Representation Steering

Antonio Emanuele Cin\`a, Fabio Roli, Iacopo Masi, Igor Maljkovic, Luca Oneto, Maria Rosaria Briglia

arxiv:2607.25479 v1 · 2026-07-28 · cs.CR · cs.AI · 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{BD4MMJQZ42TJEJV2BLLXBJG5V2}

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	2026-07-29T01:25:17.296896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08f8c62619e6a69226ba0ad770a4ddae8bf4db1d2ecded8c11a03ec2c608945f

Aliases

arxiv: 2607.25479 · arxiv_version: 2607.25479v1 · doi: 10.48550/arxiv.2607.25479 · pith_short_12: BD4MMJQZ42TJ · pith_short_16: BD4MMJQZ42TJEJV2 · pith_short_8: BD4MMJQZ

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/BD4MMJQZ42TJEJV2BLLXBJG5V2 \
  | 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: 08f8c62619e6a69226ba0ad770a4ddae8bf4db1d2ecded8c11a03ec2c608945f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0abf6a5f813ceca0a10b9a0c71f30ede45976b11380a73c302f7addf7f1d84b",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-07-28T09:12:11Z",
    "title_canon_sha256": "c2af0d3da9720d70b256afefd92d39e4f746c38a933bd88fe929929571fea636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25479",
    "kind": "arxiv",
    "version": 1
  }
}