Pith Number

pith:GEO4HA4N

pith:2025:GEO4HA4NPNRU4EEX25IVMV2NTC

not attested not anchored not stored refs pending

Black-Box Privacy Attacks on Shared Representations in Multitask Learning

Adam Smith, Alina Oprea, John Abascal, Jonathan Ullman, Matthew Jagielski, Nicol\'as Berrios

arxiv:2506.16460 v1 · 2025-06-19 · cs.LG · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GEO4HA4NPNRU4EEX25IVMV2NTC}

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	2026-07-05T11:24:36.853097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

311dc3838d7b634e1097d75156574d988a6d4eeb35800ee1c306f0bb027d3d70

Aliases

arxiv: 2506.16460 · arxiv_version: 2506.16460v1 · doi: 10.48550/arxiv.2506.16460 · pith_short_12: GEO4HA4NPNRU · pith_short_16: GEO4HA4NPNRU4EEX · pith_short_8: GEO4HA4N

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/GEO4HA4NPNRU4EEX25IVMV2NTC \
  | 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: 311dc3838d7b634e1097d75156574d988a6d4eeb35800ee1c306f0bb027d3d70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5a4bb37938a216911c79bcd62322cc1cb8e6aedda57dbb474f41e2751b86112",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-06-19T16:56:41Z",
    "title_canon_sha256": "4e684318bc0d815febf919d585785044b07cecad669d6516ab42481fdcf4f7b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.16460",
    "kind": "arxiv",
    "version": 1
  }
}