Pith Number

pith:P3QB6GAG

pith:2025:P3QB6GAGESQALTV3JRSGRV65SO

not attested not anchored not stored refs pending

DP2Unlearning: An Efficient and Guaranteed Unlearning Framework for LLMs

David Sanchez, Josep Domingo-Ferrer, Najeeb Jebreel, Tamim Al Mahmud

arxiv:2504.13774 v2 · 2025-04-18 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P3QB6GAGESQALTV3JRSGRV65SO}

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	2026-07-05T11:39:10.824578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ee01f180624a005cebb4c6468d7dd9395519e5c698381e33d048a1380445022

Aliases

arxiv: 2504.13774 · arxiv_version: 2504.13774v2 · doi: 10.48550/arxiv.2504.13774 · pith_short_12: P3QB6GAGESQA · pith_short_16: P3QB6GAGESQALTV3 · pith_short_8: P3QB6GAG

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/P3QB6GAGESQALTV3JRSGRV65SO \
  | 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: 7ee01f180624a005cebb4c6468d7dd9395519e5c698381e33d048a1380445022

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9c4b7cb51ca35e528ba1728201c1025b8f457fe58762b9d702d5912aaf7549a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-18T16:22:20Z",
    "title_canon_sha256": "fdb51d45bb3359aab3ea1c23992b7f954aff95366bead7953abfa60071bfe678"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.13774",
    "kind": "arxiv",
    "version": 2
  }
}