Pith Number

pith:BNGBZYKT

pith:2015:BNGBZYKTOSJ5DPCK2WXFNWLIQJ

not attested not anchored not stored refs pending

Lowering the lasing threshold of distributed feedback lasers with loss

A.A. Lisyansky, A. A. Pukhov, A. A. Zyablovsky, A. P. Vinogradov, A. V. Dorofeenko, E. S. Andrianov, V. Yu. Shishkov

arxiv:1510.03847 v2 · 2015-10-13 · 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{BNGBZYKTOSJ5DPCK2WXFNWLIQJ}

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	2026-05-18T01:19:29.283335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b4c1ce1537493d1bc4ad5ae56d9688276dd4617f4cf4a08a8b62c7f62f199ee

Aliases

arxiv: 1510.03847 · arxiv_version: 1510.03847v2 · doi: 10.48550/arxiv.1510.03847 · pith_short_12: BNGBZYKTOSJ5 · pith_short_16: BNGBZYKTOSJ5DPCK · pith_short_8: BNGBZYKT

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/BNGBZYKTOSJ5DPCK2WXFNWLIQJ \
  | 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: 0b4c1ce1537493d1bc4ad5ae56d9688276dd4617f4cf4a08a8b62c7f62f199ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bc529867aec1e7c6258751d13174b549e139725563411bf758e84fd5d6ce85c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-10-13T20:01:05Z",
    "title_canon_sha256": "4fd01dd01c5ad24da18eb3fabb18368c41c8f81a4def877ea53c4654dd51ddee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03847",
    "kind": "arxiv",
    "version": 2
  }
}