Pith Number

pith:RMSCYG6W

pith:2025:RMSCYG6WYYD3OHD3HKTWDTEAMN

not attested not anchored not stored refs pending

Quantum state discrimination in a $\mathcal{PT}$-symmetric system of a single trapped ion

Chenhao Zhu, Liangyu Ding, Tingting Shi, Wei Zhang, Xiang Zhang, Zhiyue Zheng

arxiv:2502.20717 v1 · 2025-02-28 · quant-ph · physics.atom-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{RMSCYG6WYYD3OHD3HKTWDTEAMN}

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	2026-07-05T10:21:38.447361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b242c1bd6c607b71c7b3aa761cc806351925f275c8ab2ab60509739ecf3d423

Aliases

arxiv: 2502.20717 · arxiv_version: 2502.20717v1 · doi: 10.48550/arxiv.2502.20717 · pith_short_12: RMSCYG6WYYD3 · pith_short_16: RMSCYG6WYYD3OHD3 · pith_short_8: RMSCYG6W

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/RMSCYG6WYYD3OHD3HKTWDTEAMN \
  | 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: 8b242c1bd6c607b71c7b3aa761cc806351925f275c8ab2ab60509739ecf3d423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6efa6ae46299e413203b75ee9fc8c61e2eb89714f04c9a83344da69e07cae043",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-28T05:04:24Z",
    "title_canon_sha256": "299c6fbcc73a293c2d74cdbfa05e8c805dac0696c73970063ff96fbeffbefac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.20717",
    "kind": "arxiv",
    "version": 1
  }
}