Pith Number

pith:LSR27ZDJ

pith:2020:LSR27ZDJDH4FCOEPYDYMZK7EC3

not attested not anchored not stored refs pending

1.5 {\mu}m Epitaxially Regrown Photonic Crystal Surface Emitting Laser Diode

Adam F. McKenzie, Ben C. King, David Childs, Donald A. McLaren, Guangrui Li, Jonathan R. Orchard, Katherine J. Rae, Nasser Babazadeh, Neil D. Gerrard, Richard A. Hogg, Richard J. E. Taylor, Stephen Thoms, Zijun Bian

arxiv:2010.09306 v1 · 2020-10-19 · physics.optics · physics.app-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{LSR27ZDJDH4FCOEPYDYMZK7EC3}

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	2026-07-05T02:12:08.903075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ca3afe46919f851388fc0f0ccabe416daed2622e90a2a59ba25046b3f1e4891

Aliases

arxiv: 2010.09306 · arxiv_version: 2010.09306v1 · doi: 10.48550/arxiv.2010.09306 · pith_short_12: LSR27ZDJDH4F · pith_short_16: LSR27ZDJDH4FCOEP · pith_short_8: LSR27ZDJ

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/LSR27ZDJDH4FCOEPYDYMZK7EC3 \
  | 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: 5ca3afe46919f851388fc0f0ccabe416daed2622e90a2a59ba25046b3f1e4891

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aae671357c067270765bab3d3daf208a81a4889ce6114c36707f154a7ca1659",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-10-19T08:28:32Z",
    "title_canon_sha256": "7e42cb0a7c89b94245b4e53330045a2d0ba54c9f20e874df31ad5d8dc3c4e7fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.09306",
    "kind": "arxiv",
    "version": 1
  }
}