Pith Number

pith:VEFYNJ2D

pith:2026:VEFYNJ2DKP5G7ZAJ3VG4ZBH4LG

not attested not anchored not stored refs pending

When Do Fewer Coordinates Suffice in DP-SGD?

Fang Xie, Huiqi Zhang

arxiv:2606.04375 v1 · 2026-06-03 · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEFYNJ2DKP5G7ZAJ3VG4ZBH4LG}

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	2026-06-04T01:09:05.749523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a90b86a74353fa6fe409dd4dcc84fc59bfdf4975ed6a6ccf136dea98826039af

Aliases

arxiv: 2606.04375 · arxiv_version: 2606.04375v1 · doi: 10.48550/arxiv.2606.04375 · pith_short_12: VEFYNJ2DKP5G · pith_short_16: VEFYNJ2DKP5G7ZAJ · pith_short_8: VEFYNJ2D

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/VEFYNJ2DKP5G7ZAJ3VG4ZBH4LG \
  | 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: a90b86a74353fa6fe409dd4dcc84fc59bfdf4975ed6a6ccf136dea98826039af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3332e5d075cff28eebdb166fd2f87477d374481e8f422a8dc2748391d014018a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-03T02:46:25Z",
    "title_canon_sha256": "2b4a552fdfc541c4fe2328ff83843b8a9b78ec18b4d5942ed36393adb128d000"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04375",
    "kind": "arxiv",
    "version": 1
  }
}