Pith Number

pith:ZJZ7WGRN

pith:2022:ZJZ7WGRNWR4CT22LJOL6WYJTOT

not attested not anchored not stored refs pending

On the Optimization of Margin Distribution

Meng-Zhang Qian, Teng Zhang, Wei Gao, Zheng Ai

arxiv:2204.14118 v2 · 2022-04-29 · 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{ZJZ7WGRNWR4CT22LJOL6WYJTOT}

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	2026-07-05T04:27:58.907397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca73fb1a2db47829eb4b4b97eb613374d5c4ee2a20f68d703eaaa417e417ca47

Aliases

arxiv: 2204.14118 · arxiv_version: 2204.14118v2 · doi: 10.48550/arxiv.2204.14118 · pith_short_12: ZJZ7WGRNWR4C · pith_short_16: ZJZ7WGRNWR4CT22L · pith_short_8: ZJZ7WGRN

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/ZJZ7WGRNWR4CT22LJOL6WYJTOT \
  | 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: ca73fb1a2db47829eb4b4b97eb613374d5c4ee2a20f68d703eaaa417e417ca47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b95575a1ec8fdabfaf01be8167f1bec8df477f167cd5c211d0e361ad474e36e2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-04-29T14:11:54Z",
    "title_canon_sha256": "87d4f606b8e7bf9bf4fd777a08da800476c69acd9f5d6736d3a8889cede883b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.14118",
    "kind": "arxiv",
    "version": 2
  }
}