Pith Number

pith:E7UT3MXQ

pith:2026:E7UT3MXQZRDSSFMGSP5GK6W75H

not attested not anchored not stored refs pending

LACUNA: A Testbed for Evaluating Localization Precision for LLM Unlearning

Marius Mosbach, Matteo Boglioni, Siva Reddy, Thibault Rousset, Verna Dankers

arxiv:2607.02513 v1 · 2026-07-02 · cs.CL · cs.AI · 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{E7UT3MXQZRDSSFMGSP5GK6W75H}

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	2026-07-03T01:18:01.558504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27e93db2f0cc4729158693fa657adfe9e5321261bec33946f9d4ecf70c99e7c9

Aliases

arxiv: 2607.02513 · arxiv_version: 2607.02513v1 · doi: 10.48550/arxiv.2607.02513 · pith_short_12: E7UT3MXQZRDS · pith_short_16: E7UT3MXQZRDSSFMG · pith_short_8: E7UT3MXQ

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/E7UT3MXQZRDSSFMGSP5GK6W75H \
  | 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: 27e93db2f0cc4729158693fa657adfe9e5321261bec33946f9d4ecf70c99e7c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6b044c0b4743ec8882bc5c0d8e7750c39c85c72ec0d3b4877a3ad78729539a5",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-02T17:59:52Z",
    "title_canon_sha256": "ee7e188aa39c054cb55cbc34d3e9e9b61fe89b6708c360b17d6eeb98ae764321"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02513",
    "kind": "arxiv",
    "version": 1
  }
}