Pith Number

pith:SL447NJT

pith:2025:SL447NJTJIU2DFYRQLIJYXFARC

not attested not anchored not stored refs pending

Forget What's Sensitive, Remember What Matters: Token-Level Differential Privacy in Memory Sculpting for Continual Learning

Bihao Zhan, Hang Yan, Jie Zhou, Junsong Li, Liang He, Qianjun Pan, Qin Chen, Shilian Chen, Wen Wu, Xingjiao Wu, Xin Li, Yutao Yang

arxiv:2509.12958 v2 · 2025-09-16 · 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{SL447NJTJIU2DFYRQLIJYXFARC}

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	2026-05-25T02:01:07.164300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92f9cfb5334a29a1971182d09c5ca088a718101108dd2d1e7630da6c8172d053

Aliases

arxiv: 2509.12958 · arxiv_version: 2509.12958v2 · doi: 10.48550/arxiv.2509.12958 · pith_short_12: SL447NJTJIU2 · pith_short_16: SL447NJTJIU2DFYR · pith_short_8: SL447NJT

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/SL447NJTJIU2DFYRQLIJYXFARC \
  | 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: 92f9cfb5334a29a1971182d09c5ca088a718101108dd2d1e7630da6c8172d053

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae2b023409ca97433fa47292bc60518e90eb17efb2f6e908e4a7ecb555a38e91",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-09-16T11:01:59Z",
    "title_canon_sha256": "5a673e03ca4beede9b5b02d43715e59652095c1cdf7a7e988b2018214a904aa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.12958",
    "kind": "arxiv",
    "version": 2
  }
}