Pith Number

pith:ZSBJP4Q2

pith:2021:ZSBJP4Q2Q5EWY6DSVRUU5AKEPN

not attested not anchored not stored refs pending

Do Not Let Privacy Overbill Utility: Gradient Embedding Perturbation for Private Learning

Da Yu, Huishuai Zhang, Tie-Yan Liu, Wei Chen

arxiv:2102.12677 v3 · 2021-02-25 · 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{ZSBJP4Q2Q5EWY6DSVRUU5AKEPN}

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

2 papers in Pith

Differentially Private Natural Gradient Descent

DP-SelFT: Differentially Private Selective Fine-Tuning for Large Language Models

Receipt and verification

First computed	2026-07-05T03:21:43.720673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc8297f21a87496c7872ac694e81447b7f38d5a14ac42332aa689fb4a1d012f2

Aliases

arxiv: 2102.12677 · arxiv_version: 2102.12677v3 · doi: 10.48550/arxiv.2102.12677 · pith_short_12: ZSBJP4Q2Q5EW · pith_short_16: ZSBJP4Q2Q5EWY6DS · pith_short_8: ZSBJP4Q2

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/ZSBJP4Q2Q5EWY6DSVRUU5AKEPN \
  | 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: cc8297f21a87496c7872ac694e81447b7f38d5a14ac42332aa689fb4a1d012f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c14bdf0fcd47678a4616414162f256858781c7aba85bf0aa00bdb6cff0ef4600",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-25T04:29:58Z",
    "title_canon_sha256": "66140d3b0c19bc19aaf426c38a91a98591809fd066439eb5d65a842a55cc3bf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12677",
    "kind": "arxiv",
    "version": 3
  }
}