Pith Number

pith:IYCFS4PH

pith:2019:IYCFS4PHVVWL422DGA6O2MQJ5P

not attested not anchored not stored refs pending

Performance Analysis of Deep Autoencoder and NCA Dimensionality Reduction Techniques with KNN, ENN and SVM Classifiers

Md. Abdur Rahman, Md. Abu Bakr Siddique, Shadman Sakib

arxiv:1912.05912 v3 · 2019-12-11 · 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{IYCFS4PHVVWL422DGA6O2MQJ5P}

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	2026-07-05T02:01:10.232014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46045971e7ad6cbe6b43303ced3209ebca6c856a8fcf2136816128e8ee1f81fa

Aliases

arxiv: 1912.05912 · arxiv_version: 1912.05912v3 · doi: 10.48550/arxiv.1912.05912 · pith_short_12: IYCFS4PHVVWL · pith_short_16: IYCFS4PHVVWL422D · pith_short_8: IYCFS4PH

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/IYCFS4PHVVWL422DGA6O2MQJ5P \
  | 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: 46045971e7ad6cbe6b43303ced3209ebca6c856a8fcf2136816128e8ee1f81fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "182df668ff2fb0b4863a8ce24ade2e4ac301a744bc03e0cacd30fe2fae7acd33",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-12-11T08:47:26Z",
    "title_canon_sha256": "03a806ea18e396334d61a2f7658a0c6509a915dfba7dad64df1356047adc7302"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.05912",
    "kind": "arxiv",
    "version": 3
  }
}