Pith Number

pith:FISNAD56

pith:2026:FISNAD566JC2WEDUFYBXC565UD

not attested not anchored not stored refs pending

Estimating near-verbatim extraction risk in language models with decoding-constrained beam search

A. Feder Cooper, Allison Casasola, Christopher De Sa, Daniel E. Ho, Jamie Hayes, Katherine Lee, Lea Duesterwald, Mark A. Lemley, Percy Liang

arxiv:2603.24917 v2 · 2026-03-26 · 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{FISNAD566JC2WEDUFYBXC565UD}

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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

Extracting memorized pieces of (copyrighted) books from open-weight language models

Receipt and verification

First computed	2026-07-22T01:22:39.099133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a24d00fbef245ab10742e037177dda0cf4a226677aca1708c3da0b415385457

Aliases

arxiv: 2603.24917 · arxiv_version: 2603.24917v2 · doi: 10.48550/arxiv.2603.24917 · pith_short_12: FISNAD566JC2 · pith_short_16: FISNAD566JC2WEDU · pith_short_8: FISNAD56

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/FISNAD566JC2WEDUFYBXC565UD \
  | 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: 2a24d00fbef245ab10742e037177dda0cf4a226677aca1708c3da0b415385457

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "135df78d755c7864d85f7dbf9e440545ea1d7429cba284bc08ae376333ec6c63",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-03-26T01:15:16Z",
    "title_canon_sha256": "62baabbbe5523646476fbc6ddf652e681fa3179dfd481e21ac9877361f134d52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.24917",
    "kind": "arxiv",
    "version": 2
  }
}