Pith Number

pith:AQ6MFB3I

pith:2025:AQ6MFB3IBPW4WL2KXFQWZ4J5CT

not attested not anchored not stored refs pending

Towards Aligned Data Forgetting via Twin Machine Unlearning

Fei Gao, Haichao Gao, Haoxuan Ji, Yuhang Wang, Yuyao Sun, Zheng Lin, Zhenxing Niu

arxiv:2501.08615 v2 · 2025-01-15 · 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{AQ6MFB3IBPW4WL2KXFQWZ4J5CT}

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	2026-07-05T10:04:22.137791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

043cc287680bedcb2f4ab9616cf13d14dc25b230165a6dcbec36bd679c5f9569

Aliases

arxiv: 2501.08615 · arxiv_version: 2501.08615v2 · doi: 10.48550/arxiv.2501.08615 · pith_short_12: AQ6MFB3IBPW4 · pith_short_16: AQ6MFB3IBPW4WL2K · pith_short_8: AQ6MFB3I

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/AQ6MFB3IBPW4WL2KXFQWZ4J5CT \
  | 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: 043cc287680bedcb2f4ab9616cf13d14dc25b230165a6dcbec36bd679c5f9569

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc59f91c06bfbb2c3e14baa9c0ee28fa47c2e26065d1ffce194d21b2e7cee4f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-15T06:30:26Z",
    "title_canon_sha256": "91ac1dcf5428a17a045e61e55e382a05fe164258370bbfef0905bd4d06788bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.08615",
    "kind": "arxiv",
    "version": 2
  }
}