Pith Number

pith:CPQCHVMV

pith:2020:CPQCHVMVIXAHYYYAVFSE4325LH

not attested not anchored not stored refs pending

Robustness Verification of Quantum Classifiers

Ji Guan, Mingsheng Ying, Wang Fang

arxiv:2008.07230 v2 · 2020-08-17 · quant-ph · 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{CPQCHVMVIXAHYYYAVFSE4325LH}

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	2026-07-05T03:18:38.546624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13e023d59545c07c6300a9644e6f5d59d2683fe78eea191c5e2c2031f28bb8f4

Aliases

arxiv: 2008.07230 · arxiv_version: 2008.07230v2 · doi: 10.48550/arxiv.2008.07230 · pith_short_12: CPQCHVMVIXAH · pith_short_16: CPQCHVMVIXAHYYYA · pith_short_8: CPQCHVMV

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/CPQCHVMVIXAHYYYAVFSE4325LH \
  | 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: 13e023d59545c07c6300a9644e6f5d59d2683fe78eea191c5e2c2031f28bb8f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bb3d6e8c5f5150d2c294f38d29c2f09b28a3fef21d8de1e0d18e6531af61950",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-08-17T11:56:23Z",
    "title_canon_sha256": "a62d9ca2cc8bb1c991f6f8fdc1ec84d351c7a2adc16829b05a8b90096fc264c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.07230",
    "kind": "arxiv",
    "version": 2
  }
}