Pith Number

pith:Q6WH7RKR

pith:2019:Q6WH7RKRZRXEFHESG5SOWC4PJF

not attested not anchored not stored refs pending

Optimization for deep learning: theory and algorithms

Ruoyu Sun

arxiv:1912.08957 v1 · 2019-12-19 · cs.LG · math.OC · 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{Q6WH7RKRZRXEFHESG5SOWC4PJF}

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

1 paper in Pith

DeePoly: A High-Order Accuracy Scientific Machine Learning Framework for Function Approximation and Solving PDEs

Receipt and verification

First computed	2026-07-05T00:27:26.872163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87ac7fc551cc6e429c923764eb0b8f4941cd88a7aba370e242b5e31b7c02cb84

Aliases

arxiv: 1912.08957 · arxiv_version: 1912.08957v1 · doi: 10.48550/arxiv.1912.08957 · pith_short_12: Q6WH7RKRZRXE · pith_short_16: Q6WH7RKRZRXEFHES · pith_short_8: Q6WH7RKR

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/Q6WH7RKRZRXEFHESG5SOWC4PJF \
  | 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: 87ac7fc551cc6e429c923764eb0b8f4941cd88a7aba370e242b5e31b7c02cb84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cd95f8ac297db4893d234af4b0e6f97d9a2c5a5dada4bade488d7a0bfdc43b0",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-12-19T00:23:18Z",
    "title_canon_sha256": "0092c1fce907b00eaa6fc212373a3a4ebf5db31b32556c266161e5de15c2a1a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.08957",
    "kind": "arxiv",
    "version": 1
  }
}