Pith Number

pith:QU2KTVJP

pith:2021:QU2KTVJPPSOEMYQCEY4UXJ52JD

not attested not anchored not stored refs pending

Killing One Bird with Two Stones: Model Extraction and Attribute Inference Attacks against BERT-based APIs

Chen Chen, Fangzhao Wu, Lingjuan Lyu, Xuanli He

arxiv:2105.10909 v2 · 2021-05-23 · cs.CR · cs.CL · 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{QU2KTVJPPSOEMYQCEY4UXJ52JD}

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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.

Cited by

1 paper in Pith

SoK: Colluding Adversaries in Machine Learning Pipelines

Receipt and verification

First computed	2026-07-05T03:43:41.196170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8534a9d52f7c9c46620226394ba7ba48f769495f5ac073ff5402c846e43e4d1d

Aliases

arxiv: 2105.10909 · arxiv_version: 2105.10909v2 · doi: 10.48550/arxiv.2105.10909 · pith_short_12: QU2KTVJPPSOE · pith_short_16: QU2KTVJPPSOEMYQC · pith_short_8: QU2KTVJP

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/QU2KTVJPPSOEMYQCEY4UXJ52JD \
  | 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: 8534a9d52f7c9c46620226394ba7ba48f769495f5ac073ff5402c846e43e4d1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f754ee297b3cb5735027b0959419493c7a5c37fce4372a522790b5113e8db9d2",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-05-23T10:38:23Z",
    "title_canon_sha256": "a9fa0abe65a994943173ac3e6ea3e985702abf6efe61b29dcffdb51765aa123f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.10909",
    "kind": "arxiv",
    "version": 2
  }
}