Pith Number

pith:7QFUS45U

pith:2026:7QFUS45UYVCHEBBXFLWB2UEN6A

not attested not anchored not stored refs pending

Observable Geometry for Effective Quantum Circuits

Hsin-Yi Lin, Huan-Hsin Tseng, Samuel Yen-Chi Chen, Shinjae Yoo, Tzu-Chieh Wei, Yan Mong Chan

arxiv:2607.20198 v1 · 2026-07-22 · 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{7QFUS45UYVCHEBBXFLWB2UEN6A}

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	2026-07-23T01:25:07.335438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc0b4973b4c5447204372aec1d508df01614ecf565bfee81a20e8f6f0df0a0c2

Aliases

arxiv: 2607.20198 · arxiv_version: 2607.20198v1 · doi: 10.48550/arxiv.2607.20198 · pith_short_12: 7QFUS45UYVCH · pith_short_16: 7QFUS45UYVCHEBBX · pith_short_8: 7QFUS45U

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/7QFUS45UYVCHEBBXFLWB2UEN6A \
  | 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: fc0b4973b4c5447204372aec1d508df01614ecf565bfee81a20e8f6f0df0a0c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e5794a23446068dbc8ed95298331742cf85c4fcb37fe66c33ff961b721bc486",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-22T14:21:00Z",
    "title_canon_sha256": "54f047c7abde48bcacb90cbe9066b3be68e6d5a6e6371b1d5225509a43fb7d06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20198",
    "kind": "arxiv",
    "version": 1
  }
}