Pith Number

pith:FL2E7TKQ

pith:2017:FL2E7TKQWAEWXNCAENEGVPKACW

not attested not anchored not stored refs pending

Time delay signature elimination of chaos in a semiconductor laser by dispersive feedback from a chirped FBG

2), 2) ((1) Key Laboratory of Advanced Transducers, (2) College of Physics, (3) School of Electronic Engineering, Anbang Wang (1, Bangor, Bangor University, China, Daming Wang (1, Hua Gao (1, Intelligent Control System, Longsheng Wang (1, Ministry of Education, Optoelectronics, Taiyuan, Taiyuan University of Technology, Tong Zhao (1, UK), Xianfeng Chen (3), Yuncai Wang (1

arxiv:1702.05212 v1 · 2017-02-17 · 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{FL2E7TKQWAEWXNCAENEGVPKACW}

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	2026-05-18T00:43:54.492579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2af44fcd50b0096bb44023486abd4015ad30cc1eaafca8d9478a00be67496ffb

Aliases

arxiv: 1702.05212 · arxiv_version: 1702.05212v1 · doi: 10.48550/arxiv.1702.05212 · pith_short_12: FL2E7TKQWAEW · pith_short_16: FL2E7TKQWAEWXNCA · pith_short_8: FL2E7TKQ

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/FL2E7TKQWAEWXNCAENEGVPKACW \
  | 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: 2af44fcd50b0096bb44023486abd4015ad30cc1eaafca8d9478a00be67496ffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7de2ea69e41fd735d40f8e149a3e7a1147a825a57c154b356cb4a85123b57d6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-02-17T03:38:42Z",
    "title_canon_sha256": "95d8075dfcf6d516218c0ada34290de1efe558900fdb26ae7c51f65297e9f6de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05212",
    "kind": "arxiv",
    "version": 1
  }
}