Pith Number

pith:OEXG6NK3

pith:2019:OEXG6NK3K25JJYQ73BF2PNIUX4

not attested not anchored not stored refs pending

Analysis of the Gradient Descent Algorithm for a Deep Neural Network Model with Skip-connections

Chao Ma, Lei Wu, Qingcan Wang, Weinan E

arxiv:1904.05263 v3 · 2019-04-10 · 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{OEXG6NK3K25JJYQ73BF2PNIUX4}

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	2026-05-17T23:48:39.160593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

712e6f355b56ba94e21fd84ba7b514bf3a8d4ef309fb6c39ec59c4ebc7f3bc56

Aliases

arxiv: 1904.05263 · arxiv_version: 1904.05263v3 · doi: 10.48550/arxiv.1904.05263 · pith_short_12: OEXG6NK3K25J · pith_short_16: OEXG6NK3K25JJYQ7 · pith_short_8: OEXG6NK3

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/OEXG6NK3K25JJYQ73BF2PNIUX4 \
  | 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: 712e6f355b56ba94e21fd84ba7b514bf3a8d4ef309fb6c39ec59c4ebc7f3bc56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b42f325e325eac0de9b46346a63326a9a8e79e1528c07d4d39468030b7c72eb3",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-10T16:05:17Z",
    "title_canon_sha256": "37651268d8dcc4870d52c18ff640cd853ab6a9fbf57783c7a1e22b21aa1d990c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05263",
    "kind": "arxiv",
    "version": 3
  }
}