Pith Number

pith:2CKL4DPT

pith:2015:2CKL4DPTNT2OEZBYMBNKTIDH4N

not attested not anchored not stored refs pending

A PCA-Based Convolutional Network

Guoqiang Zhong, Jun Liu, Junyu Dong, Yanhai Gan

arxiv:1505.03703 v1 · 2015-05-14 · cs.LG · cs.CV · cs.NE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2CKL4DPTNT2OEZBYMBNKTIDH4N}

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	2026-05-18T02:09:53.260548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d094be0df36cf4e26438605aa9a067e347a1d266e4d71228e7fe16ea8b496fd1

Aliases

arxiv: 1505.03703 · arxiv_version: 1505.03703v1 · doi: 10.48550/arxiv.1505.03703 · pith_short_12: 2CKL4DPTNT2O · pith_short_16: 2CKL4DPTNT2OEZBY · pith_short_8: 2CKL4DPT

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/2CKL4DPTNT2OEZBYMBNKTIDH4N \
  | 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: d094be0df36cf4e26438605aa9a067e347a1d266e4d71228e7fe16ea8b496fd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "524efea527e5b3d5de73ce1ccc67eed010c702fafbdad6f8926c108532738ebe",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-05-14T12:35:19Z",
    "title_canon_sha256": "fd955ef4212e5970877396729b436ed0b9483f919f9d3f3d848b9046576a9ad7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03703",
    "kind": "arxiv",
    "version": 1
  }
}