Pith Number

pith:H3MYRRYK

pith:2026:H3MYRRYK4U2UM2K3T5HSFECGEH

not attested not anchored not stored refs pending

Bounded-depth spacetime lattice surgery for resource-efficient fault-tolerant quantum computation

Hiroki Hamaguchi, Kou Hamada, Nobuyuki Yoshioka, Teruo Tanimoto, Yasunari Suzuki, Yosuke Ueno

arxiv:2606.21192 v1 · 2026-06-19 · 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{H3MYRRYK4U2UM2K3T5HSFECGEH}

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	2026-06-23T01:12:32.984661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ed988c70ae53546695b9f4f22904621ef200f526b55062c401b07c60c5613f4

Aliases

arxiv: 2606.21192 · arxiv_version: 2606.21192v1 · doi: 10.48550/arxiv.2606.21192 · pith_short_12: H3MYRRYK4U2U · pith_short_16: H3MYRRYK4U2UM2K3 · pith_short_8: H3MYRRYK

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/H3MYRRYK4U2UM2K3T5HSFECGEH \
  | 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: 3ed988c70ae53546695b9f4f22904621ef200f526b55062c401b07c60c5613f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3195f52d8a54a76abb64e2471167d61275674418e149cd4882c225ba78204155",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-19T08:03:26Z",
    "title_canon_sha256": "0c10fc7cba23e98fe280d9579da3c4ec232b5d0925d1d349d9bc622212d52167"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21192",
    "kind": "arxiv",
    "version": 1
  }
}