Pith Number

pith:CCQ24QPT

pith:2022:CCQ24QPTHTJYOBO4VMBTNVHRWQ

not attested not anchored not stored refs pending

Matryoshka: Stealing Functionality of Private ML Data by Hiding Models in Model

Min Yang, Mi Zhang, Shengyao Zhang, Xudong Pan, Yifan Yan

arxiv:2206.14371 v1 · 2022-06-29 · stat.ML · cs.AI · 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{CCQ24QPTHTJYOBO4VMBTNVHRWQ}

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	2026-07-05T04:36:03.595404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10a1ae41f33cd38705dcab0336d4f1b426eb83dbf43636d232172447cad71fc3

Aliases

arxiv: 2206.14371 · arxiv_version: 2206.14371v1 · doi: 10.48550/arxiv.2206.14371 · pith_short_12: CCQ24QPTHTJY · pith_short_16: CCQ24QPTHTJYOBO4 · pith_short_8: CCQ24QPT

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/CCQ24QPTHTJYOBO4VMBTNVHRWQ \
  | 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: 10a1ae41f33cd38705dcab0336d4f1b426eb83dbf43636d232172447cad71fc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9057c1852d7a69c7311b0175e4e8b1a11d5397b040d13be9f0dc85b09fec1237",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CR",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2022-06-29T02:36:22Z",
    "title_canon_sha256": "44b7f14d6938e218d3c5c2523acc534cd19a98ce2fd9914f3ae809c6bb17f1b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.14371",
    "kind": "arxiv",
    "version": 1
  }
}