Pith Number

pith:4OMQQQSF

pith:2020:4OMQQQSFFZAEHKBS3EV7MG5EWL

not attested not anchored not stored refs pending

CMOS compatible high-performance nanolasing based on perovskite-SiN hybrid integration

A. Hu, B. Chen, J. Liu, S. Liu, X. Shen, Y. Gao, Y. Hua, Y. Wei, Y. Zhang, Z. He, Z. Liu

arxiv:2003.13546 v1 · 2020-03-30 · 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{4OMQQQSFFZAEHKBS3EV7MG5EWL}

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	2026-07-05T09:02:06.069065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3990842452e4043a832d92bf61ba4b2ca3edbb37e2e7f11f2975cfcc84d939d

Aliases

arxiv: 2003.13546 · arxiv_version: 2003.13546v1 · doi: 10.48550/arxiv.2003.13546 · pith_short_12: 4OMQQQSFFZAE · pith_short_16: 4OMQQQSFFZAEHKBS · pith_short_8: 4OMQQQSF

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/4OMQQQSFFZAEHKBS3EV7MG5EWL \
  | 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: e3990842452e4043a832d92bf61ba4b2ca3edbb37e2e7f11f2975cfcc84d939d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb5a7a17a6e6bb2ff2704c65730523bdd81cddcf42e321907dd9a831938094fa",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-03-30T15:12:47Z",
    "title_canon_sha256": "c70f9a9fd847d21b42c53c935f46e938a95f90d9d7e795bff6f62698b702675a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.13546",
    "kind": "arxiv",
    "version": 1
  }
}