Pith Number

pith:4XWOIKKO

pith:2018:4XWOIKKORAL5HEYGEMDFO7P6JD

not attested not anchored not stored refs pending

Elimination of basal-plane stacking faults in semipolar/nonpolar GaN and light emitting diodes heteroepitaxially grown on sapphire substrates

Cheng Zhang, Jie Song, Joowon Choi, Jung Han, Yujun Xie, Zhen Deng

arxiv:1810.06794 v1 · 2018-10-16 · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XWOIKKORAL5HEYGEMDFO7P6JD}

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	2026-05-18T00:03:11.530279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5ece4294e8817d393062306577dfe48fcc2301a649e86a5650de27664e92f46

Aliases

arxiv: 1810.06794 · arxiv_version: 1810.06794v1 · doi: 10.48550/arxiv.1810.06794 · pith_short_12: 4XWOIKKORAL5 · pith_short_16: 4XWOIKKORAL5HEYG · pith_short_8: 4XWOIKKO

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/4XWOIKKORAL5HEYGEMDFO7P6JD \
  | 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: e5ece4294e8817d393062306577dfe48fcc2301a649e86a5650de27664e92f46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35c441078cd04be15d13fff0582672166b95bf3a4bab114428df988111444909",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2018-10-16T02:41:31Z",
    "title_canon_sha256": "6367d335cce41f7d120bcd6c3be751eff3e88f81efde34028b6432858b7546b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06794",
    "kind": "arxiv",
    "version": 1
  }
}