Pith Number

pith:RRR4AQJI

pith:2024:RRR4AQJIQ2EO7VBTX55XUQROD4

not attested not anchored not stored refs pending

Narrow Linewidth Laser Based on Extended Topological Interface States in One-Dimensional Photonic Crystals

Anthony E. Kelly, Cong Fu, Huihua Cheng, John H. Marsh, Jue Wang, Lianping Hou, Xiao Sun, Yiming Sun, Yupei Wang, Zhibo Li

arxiv:2407.07545 v1 · 2024-07-10 · 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{RRR4AQJIQ2EO7VBTX55XUQROD4}

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	2026-07-05T08:42:14.106280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c63c041288688efd433bf7b7a422e1f1ae7e889ba6fd1fd0e2ed874a49c598b

Aliases

arxiv: 2407.07545 · arxiv_version: 2407.07545v1 · doi: 10.48550/arxiv.2407.07545 · pith_short_12: RRR4AQJIQ2EO · pith_short_16: RRR4AQJIQ2EO7VBT · pith_short_8: RRR4AQJI

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/RRR4AQJIQ2EO7VBTX55XUQROD4 \
  | 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: 8c63c041288688efd433bf7b7a422e1f1ae7e889ba6fd1fd0e2ed874a49c598b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ff9ad470d16ee42ae7f4b88b3bb6973ead5ba3fb9caf0ad660bed6c073f2843",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2024-07-10T11:12:51Z",
    "title_canon_sha256": "b58fb1d703d2232deef851515bffac135178e5a76f76631d9542c4be03666b6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.07545",
    "kind": "arxiv",
    "version": 1
  }
}