Pith Number

pith:IZ3QPRRI

pith:2019:IZ3QPRRIDDSX44YSVZ4UDYWWL7

not attested not anchored not stored refs pending

Quantum algorithm for logistic regression

Chao-Hua Yu, Fei Gao, Hai-Ling Liu, Qiao-Yan Wen, Shi-Jie Pan, Su-Juan Qin, Yu-Sen Wu

arxiv:1906.03834 v3 · 2019-06-10 · 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{IZ3QPRRIDDSX44YSVZ4UDYWWL7}

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	2026-05-17T23:40:55.032731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

467707c62818e57e7312ae7941e2d65fdab8c3c9dd0343a3c1ba480109e84892

Aliases

arxiv: 1906.03834 · arxiv_version: 1906.03834v3 · doi: 10.48550/arxiv.1906.03834 · pith_short_12: IZ3QPRRIDDSX · pith_short_16: IZ3QPRRIDDSX44YS · pith_short_8: IZ3QPRRI

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/IZ3QPRRIDDSX44YSVZ4UDYWWL7 \
  | 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: 467707c62818e57e7312ae7941e2d65fdab8c3c9dd0343a3c1ba480109e84892

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3706e6997ce012e5f8cfd182029a34af6510976c3f035dbe203d6dd70887b402",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-10T08:12:42Z",
    "title_canon_sha256": "e0517d206403a202a258c9649a73264fb2341a0461ce078bb67c44cdec6e44b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03834",
    "kind": "arxiv",
    "version": 3
  }
}