Pith Number

pith:UGUZ2BH4

pith:2023:UGUZ2BH4XF27645TNLXRZAQJAK

not attested not anchored not stored refs pending

Recommendation Unlearning via Matrix Correction

Dongsheng Li, Hansu Gu, Jiahao Liu, Jiongran Wu, Li Shang, Ning Gu, Peng Zhang, Tun Lu

arxiv:2307.15960 v1 · 2023-07-29 · cs.IR · 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{UGUZ2BH4XF27645TNLXRZAQJAK}

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.

Cited by

1 paper in Pith

From Hidden Profiles to Governable Personalization: Recommender Systems in the Age of LLM Agents

Receipt and verification

First computed	2026-07-05T06:35:57.140268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1a99d04fcb975ff73b36aef1c820902842cf38cfad40d96c646c1bcd931798c

Aliases

arxiv: 2307.15960 · arxiv_version: 2307.15960v1 · doi: 10.48550/arxiv.2307.15960 · pith_short_12: UGUZ2BH4XF27 · pith_short_16: UGUZ2BH4XF27645T · pith_short_8: UGUZ2BH4

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/UGUZ2BH4XF27645TNLXRZAQJAK \
  | 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: a1a99d04fcb975ff73b36aef1c820902842cf38cfad40d96c646c1bcd931798c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6cb961061df0dddf41e0413a8f42df240ca71ae5a34b452b58c97e0a35f0d4f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-07-29T11:36:38Z",
    "title_canon_sha256": "f2c10d38f4b16c65f85069426591bfb26e80b76186cd3285ed880383235b48b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.15960",
    "kind": "arxiv",
    "version": 1
  }
}