Pith Number

pith:DQZZTRZ6

pith:2026:DQZZTRZ64CHB3KVCMCOCGBCBLO

not attested not anchored not stored refs pending

Differentially Private Natural Gradient Descent

Jinwen He, Kai Chen, Pan Li, Peizhuo Lv, Shengzhi Zhang, Shuai Chang

arxiv:2607.05866 v1 · 2026-07-07 · cs.LG · 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{DQZZTRZ64CHB3KVCMCOCGBCBLO}

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	2026-07-08T01:18:48.705642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c3399c73ee08e1daaa2609c2304415babef8d063add2a07658193c69410309b

Aliases

arxiv: 2607.05866 · arxiv_version: 2607.05866v1 · doi: 10.48550/arxiv.2607.05866 · pith_short_12: DQZZTRZ64CHB · pith_short_16: DQZZTRZ64CHB3KVC · pith_short_8: DQZZTRZ6

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/DQZZTRZ64CHB3KVCMCOCGBCBLO \
  | 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: 1c3399c73ee08e1daaa2609c2304415babef8d063add2a07658193c69410309b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c91c5556553943291388725a552fed4b497cae2f5c107b4d59fefd47d33839c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-07T05:49:08Z",
    "title_canon_sha256": "1abec1df2c69aefddb45b01e8b38b85a49c0d74f63d5a21285dd888be8084491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05866",
    "kind": "arxiv",
    "version": 1
  }
}