Pith Number

pith:BTREJIZJ

pith:2025:BTREJIZJFUHACZITRLSM34USJZ

not attested not anchored not stored refs pending

Hierarchical Quantum Error Correction with Hypergraph Product Code and Rotated Surface Code

Junichi Haruna, Keisuke Fujii

arxiv:2505.18592 v2 · 2025-05-24 · 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{BTREJIZJFUHACZITRLSM34USJZ}

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

Hierarchical Quantum Error Correction with Hypergraph Product Code and Rotated Surface Code

Receipt and verification

First computed	2026-07-05T11:26:51.521516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ce244a3292d0e0165138ae4cdf2924e52969344ecd18e4848f9d3040a76a395

Aliases

arxiv: 2505.18592 · arxiv_version: 2505.18592v2 · doi: 10.48550/arxiv.2505.18592 · pith_short_12: BTREJIZJFUHA · pith_short_16: BTREJIZJFUHACZIT · pith_short_8: BTREJIZJ

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/BTREJIZJFUHACZITRLSM34USJZ \
  | 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: 0ce244a3292d0e0165138ae4cdf2924e52969344ecd18e4848f9d3040a76a395

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eac7649f4bc9485a425436343bdb8d54c5758e4af8a089a1ec63bca3c5dac18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-05-24T08:39:39Z",
    "title_canon_sha256": "50ab8644becbff66a2cd8a7a1ab3d12eb40c0c7eec74f5806a1189d6bfab8397"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.18592",
    "kind": "arxiv",
    "version": 2
  }
}