Pith Number

pith:KZZWD6UA

pith:2020:KZZWD6UALFMYWGKZLCLJNK3HDC

not attested not anchored not stored refs pending

High-reflectance III-nitride distributed Bragg reflectors grown on Si substrates

C.R. Eddy Jr., D.K. Gaskill, M.A. Mastro, M.E. Twigg, N.D. Bassim, R.L. Henry, R.T. Holm

arxiv:2009.01635 v1 · 2020-09-02 · 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{KZZWD6UALFMYWGKZLCLJNK3HDC}

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	2026-07-05T01:32:51.604369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

567361fa8059598b1959589696ab6718a10a28f585afe11ac497e05f89675b46

Aliases

arxiv: 2009.01635 · arxiv_version: 2009.01635v1 · doi: 10.48550/arxiv.2009.01635 · pith_short_12: KZZWD6UALFMY · pith_short_16: KZZWD6UALFMYWGKZ · pith_short_8: KZZWD6UA

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/KZZWD6UALFMYWGKZLCLJNK3HDC \
  | 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: 567361fa8059598b1959589696ab6718a10a28f585afe11ac497e05f89675b46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08f153511736b5395b57c22f2730a8edbffa3670f7e1bc4bc20d10b48ce0dd66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-09-02T17:45:24Z",
    "title_canon_sha256": "9e986941df9c9a2ab34cf112e9a2dd7cd303a596b6a253140f21f1a9f3803dbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.01635",
    "kind": "arxiv",
    "version": 1
  }
}