Pith Number

pith:VXAAC7ER

pith:2021:VXAAC7ER5EZFWHT45TDKOHNACB

not attested not anchored not stored refs pending

A Quantum Convolutional Neural Network for Image Classification

Jinhu L\"u, Jin Zheng, Maciej Ogorza{\l}ek, Qing Gao, Yanxuan L\"u

arxiv:2107.03630 v2 · 2021-07-08 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXAAC7ER5EZFWHT45TDKOHNACB}

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	2026-07-05T03:03:08.960161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adc0017c91e9325b1e7cecc6a71da01068fa7447285aed385f828df5b9638560

Aliases

arxiv: 2107.03630 · arxiv_version: 2107.03630v2 · doi: 10.48550/arxiv.2107.03630 · pith_short_12: VXAAC7ER5EZF · pith_short_16: VXAAC7ER5EZFWHT4 · pith_short_8: VXAAC7ER

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/VXAAC7ER5EZFWHT45TDKOHNACB \
  | 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: adc0017c91e9325b1e7cecc6a71da01068fa7447285aed385f828df5b9638560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "314250768ad4cad91df0a392b5d2bfe1932f0f6ba7722f7f0d9e5c8fc4f4408c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-07-08T06:47:34Z",
    "title_canon_sha256": "22d9dc369932e01ea28409ded7e08c8f4c661f50f2ca2dc82087b685604e756c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.03630",
    "kind": "arxiv",
    "version": 2
  }
}