Pith Number

pith:QECAGJSU

pith:2026:QECAGJSUPLXJZ4WB5AOTVHBHOA

not attested not anchored not stored refs pending

Machine Unlearning for Masked Diffusion Language Models

Georu Lee, Hoki Kim, Jinseong Park, Seungwon Jeong, Woojin Lee

arxiv:2605.18253 v1 · 2026-05-18 · cs.CL · 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{QECAGJSUPLXJZ4WB5AOTVHBHOA}

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	2026-05-20T00:05:52.291536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81040326547aee9cf2c1e81d3a9c27702c88a4605c85ac5f14beff3f2541b78f

Aliases

arxiv: 2605.18253 · arxiv_version: 2605.18253v1 · doi: 10.48550/arxiv.2605.18253 · pith_short_12: QECAGJSUPLXJ · pith_short_16: QECAGJSUPLXJZ4WB · pith_short_8: QECAGJSU

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/QECAGJSUPLXJZ4WB5AOTVHBHOA \
  | 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: 81040326547aee9cf2c1e81d3a9c27702c88a4605c85ac5f14beff3f2541b78f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaf23de4077033dddd8f9bcff11f7ab94d2bcb70b6f06b5c1eb1a40a284cddfc",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-18T11:54:11Z",
    "title_canon_sha256": "8f9a0dac4e3c8765a17280b6794e1f4de8a83aba81dfc768fe6413a34d01f050"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18253",
    "kind": "arxiv",
    "version": 1
  }
}