Pith Number

pith:FXTFMBQN

pith:2021:FXTFMBQNQGEPO3LX7GRGVTMC7T

not attested not anchored not stored refs pending

One Backward from Ten Forward, Subsampling for Large-Scale Deep Learning

Chaosheng Dong, Hongyi Zhang, Jianchao Yang, Weihao Gao, Xiang Wu, Xiaobing Liu, Xiaojie Jin, Yijia Wang

arxiv:2104.13114 v1 · 2021-04-27 · 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{FXTFMBQNQGEPO3LX7GRGVTMC7T}

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	2026-07-05T02:35:45.636029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2de656060d8188f76d77f9a26acd82fcc9174af0b60ab1304e180652fe661ddf

Aliases

arxiv: 2104.13114 · arxiv_version: 2104.13114v1 · doi: 10.48550/arxiv.2104.13114 · pith_short_12: FXTFMBQNQGEP · pith_short_16: FXTFMBQNQGEPO3LX · pith_short_8: FXTFMBQN

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/FXTFMBQNQGEPO3LX7GRGVTMC7T \
  | 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: 2de656060d8188f76d77f9a26acd82fcc9174af0b60ab1304e180652fe661ddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d94127dbbae695fb6f0564fd2b5e9c3131a07700594f8dc2e9897ff9fb452b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-04-27T11:29:02Z",
    "title_canon_sha256": "05474c30d3f69b843dce8a610f9ac610de353d35032c7c7d864704103ed32087"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.13114",
    "kind": "arxiv",
    "version": 1
  }
}