Pith Number

pith:JTJVRR44

pith:2016:JTJVRR44CWLU5OYD4NPIAMV5O4

not attested not anchored not stored refs pending

An Overview on Data Representation Learning: From Traditional Feature Learning to Recent Deep Learning

Guoqiang Zhong, Junyu Dong, Li-Na Wang

arxiv:1611.08331 v1 · 2016-11-25 · cs.LG · 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{JTJVRR44CWLU5OYD4NPIAMV5O4}

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	2026-05-18T00:56:39.395927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cd358c79c15974ebb03e35e8032bd7722486e50aca7db3e61edc9f19f204458

Aliases

arxiv: 1611.08331 · arxiv_version: 1611.08331v1 · doi: 10.48550/arxiv.1611.08331 · pith_short_12: JTJVRR44CWLU · pith_short_16: JTJVRR44CWLU5OYD · pith_short_8: JTJVRR44

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/JTJVRR44CWLU5OYD4NPIAMV5O4 \
  | 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: 4cd358c79c15974ebb03e35e8032bd7722486e50aca7db3e61edc9f19f204458

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8624cd99bcc33e13cece823055b8e20d02280b947af9f4c4400540ba7ae6ce68",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-11-25T00:53:37Z",
    "title_canon_sha256": "609043f0669430cd5b7b26fa7930f443c4a037355b3cf5bacbcdedf07dbafedd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.08331",
    "kind": "arxiv",
    "version": 1
  }
}