Pith Number

pith:C6UVQP4A

pith:2019:C6UVQP4AMOSPTUQLQYMIS7KWMS

not attested not anchored not stored refs pending

Experimental demonstration of Cavity-Free Optical Isolators and Optical Circulators

Bao-Sen Shi, Dong-Sheng Ding, En-Ze Li, Guang-Can Guo, Huai-Zhi Wu, Lei Zeng, Ming-Xin Dong, Wei Gao, Wei-Hang Zhang, Yi-chen Yu, Ying-hao Ye, Zhi-Han Zhu

arxiv:1908.07210 v2 · 2019-08-20 · quant-ph · physics.atom-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C6UVQP4AMOSPTUQLQYMIS7KWMS}

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	2026-07-05T01:40:21.252811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17a9583f8063a4f9d20b8618897d56648950fd881434264add63c2c91c9a23af

Aliases

arxiv: 1908.07210 · arxiv_version: 1908.07210v2 · doi: 10.48550/arxiv.1908.07210 · pith_short_12: C6UVQP4AMOSP · pith_short_16: C6UVQP4AMOSPTUQL · pith_short_8: C6UVQP4A

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/C6UVQP4AMOSPTUQLQYMIS7KWMS \
  | 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: 17a9583f8063a4f9d20b8618897d56648950fd881434264add63c2c91c9a23af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce125926ff404b5d7833dfc1ffedd353e9d0d8d5f24a552fd0f8c5381da4aa03",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-20T08:07:54Z",
    "title_canon_sha256": "242ec3f671f533ed85492e56979eea6ba7acd7ece1a651b87d115fed40ee9fa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07210",
    "kind": "arxiv",
    "version": 2
  }
}