Pith Number

pith:AHUFTKNS

pith:2025:AHUFTKNSH6TLBL7IVLRYRP4YKK

not attested not anchored not stored refs pending

Privacy Ripple Effects from Adding or Removing Personal Information in Language Model Training

Christopher A. Choquette-Choo, David A. Smith, Jaydeep Borkar, Katherine Lee, Matthew Jagielski, Niloofar Mireshghallah

arxiv:2502.15680 v2 · 2025-02-21 · cs.CL · 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{AHUFTKNSH6TLBL7IVLRYRP4YKK}

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.

Cited by

1 paper in Pith

A Common Pool of Privacy Problems: Legal and Technical Lessons from a Large-Scale Web-Scraped Machine Learning Dataset

Receipt and verification

First computed	2026-07-05T11:27:24.287779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01e859a9b23fa6b0afe8aae388bf9852ade519d095675ee1cc47d3364989e04b

Aliases

arxiv: 2502.15680 · arxiv_version: 2502.15680v2 · doi: 10.48550/arxiv.2502.15680 · pith_short_12: AHUFTKNSH6TL · pith_short_16: AHUFTKNSH6TLBL7I · pith_short_8: AHUFTKNS

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/AHUFTKNSH6TLBL7IVLRYRP4YKK \
  | 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: 01e859a9b23fa6b0afe8aae388bf9852ade519d095675ee1cc47d3364989e04b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40606d2440b540e3cd3def70b40fa6598446f40389760e09dda65a801a2c9e76",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-02-21T18:59:14Z",
    "title_canon_sha256": "6ea5b144b4e139afcc176fe964b3f5193bb28a77f998c7c61ad3f9e6100bbcec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.15680",
    "kind": "arxiv",
    "version": 2
  }
}