Pith Number

pith:QK244J7E

pith:2024:QK244J7EGFBAEH3XDSLLE344BX

not attested not anchored not stored refs pending

Finding Quantum Codes via Riemannian Optimization

Francesco Ticozzi, Kentaro Ohki, Miguel Casanova

arxiv:2407.08423 v2 · 2024-07-11 · 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{QK244J7EGFBAEH3XDSLLE344BX}

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.

Cited by

1 paper in Pith

Riemannian Optimization for Holevo Capacity

Receipt and verification

First computed	2026-07-05T09:27:03.100278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82b5ce27e43142021f771c96b26f9c0de5e25acadb61e4b4f8025b1695184ae1

Aliases

arxiv: 2407.08423 · arxiv_version: 2407.08423v2 · doi: 10.48550/arxiv.2407.08423 · pith_short_12: QK244J7EGFBA · pith_short_16: QK244J7EGFBAEH3X · pith_short_8: QK244J7E

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/QK244J7EGFBAEH3XDSLLE344BX \
  | 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: 82b5ce27e43142021f771c96b26f9c0de5e25acadb61e4b4f8025b1695184ae1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9badc177201241b06c2798c3e78edfe1f076da6487ab5d9947151ca38cfa3d32",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-07-11T12:03:41Z",
    "title_canon_sha256": "ebab6d560d0029d05f9ff35907e05fa4bc3bfc9497b673af87e14d45c9d6ae3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.08423",
    "kind": "arxiv",
    "version": 2
  }
}