Pith Number

pith:OJWBZ6R2

pith:2026:OJWBZ6R2NNGVSDSJDUQ64POCWQ

not attested not anchored not stored refs pending

ZeroUnlearn: Few-Shot Knowledge Unlearning in Large Language Models

Chengyi Yang, Jinsong Su, Yiping Song, Yujie Lin, Zhishang Xiang

arxiv:2605.18879 v1 · 2026-05-16 · cs.LG · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OJWBZ6R2NNGVSDSJDUQ64POCWQ}

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	2026-05-20T00:06:30.181403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

726c1cfa3a6b4d590e491d21ee3dc2b425518e4197b96517443f5f98adac05dc

Aliases

arxiv: 2605.18879 · arxiv_version: 2605.18879v1 · doi: 10.48550/arxiv.2605.18879 · pith_short_12: OJWBZ6R2NNGV · pith_short_16: OJWBZ6R2NNGVSDSJ · pith_short_8: OJWBZ6R2

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/OJWBZ6R2NNGVSDSJDUQ64POCWQ \
  | 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: 726c1cfa3a6b4d590e491d21ee3dc2b425518e4197b96517443f5f98adac05dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ea1ef0d66f061e07208ae05c71bea7257841e4a5e65759c151deff0cb9555d7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-16T03:10:36Z",
    "title_canon_sha256": "80732ca226424563ec73a0cb8df4ceacaab1bd56534316d91d27658915b72810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18879",
    "kind": "arxiv",
    "version": 1
  }
}