Pith Number

pith:ZTPAIRJG

pith:2020:ZTPAIRJG5SXUNTK5TI4QUZMTWD

not attested not anchored not stored refs pending

Automatic, Dynamic, and Nearly Optimal Learning Rate Specification by Local Quadratic Approximation

Bo Zhang, Danyang Huang, Hansheng Wang, Yingqiu Zhu, Yu Chen

arxiv:2004.03260 v1 · 2020-04-07 · stat.ML · 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{ZTPAIRJG5SXUNTK5TI4QUZMTWD}

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	2026-07-05T00:53:24.259265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccde044526ecaf46cd5d9a390a6593b0e195946489bcdbfd3a4df6b87692ae80

Aliases

arxiv: 2004.03260 · arxiv_version: 2004.03260v1 · doi: 10.48550/arxiv.2004.03260 · pith_short_12: ZTPAIRJG5SXU · pith_short_16: ZTPAIRJG5SXUNTK5 · pith_short_8: ZTPAIRJG

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/ZTPAIRJG5SXUNTK5TI4QUZMTWD \
  | 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: ccde044526ecaf46cd5d9a390a6593b0e195946489bcdbfd3a4df6b87692ae80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "512a33fe0bd4426d488f8258acf9c8f682e7e706bbd2d64eccd99ce142d88079",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-04-07T10:55:12Z",
    "title_canon_sha256": "20e55dac95db1f07808776a383f1d1e95610fd3fe32cfcb17e864b2f2af23b08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.03260",
    "kind": "arxiv",
    "version": 1
  }
}