Pith Number

pith:BH2ALLPW

pith:2019:BH2ALLPWN3CQBU75UVYCQWNDF2

not attested not anchored not stored refs pending

Interface Engineering in Hybrid Iodide CH3NH3PbI3 Perovskite Using Lewis Base and Graphene towards High Performance Solar Cells

Byol Kim, Chol-Jun Yu, Gwon-Il Ryu, Jin-Song Kim, Kum-Chol Ri, Song-Guk Ko, Song-Hyok Choe, Un-Gi Jong, Yun-Hyok Kye

arxiv:1908.05237 v2 · 2019-08-09 · physics.app-ph · 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{BH2ALLPWN3CQBU75UVYCQWNDF2}

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	2026-07-04T23:59:15.311415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09f405adf66ec500d3fda5702859a32ebe43c9bb80cb23c346d44ff3bf559975

Aliases

arxiv: 1908.05237 · arxiv_version: 1908.05237v2 · doi: 10.48550/arxiv.1908.05237 · pith_short_12: BH2ALLPWN3CQ · pith_short_16: BH2ALLPWN3CQBU75 · pith_short_8: BH2ALLPW

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/BH2ALLPWN3CQBU75UVYCQWNDF2 \
  | 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: 09f405adf66ec500d3fda5702859a32ebe43c9bb80cb23c346d44ff3bf559975

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab768a492287fef45f6c5946e4762ae98d53ff9280326867ee11f01344a09d6d",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-08-09T06:06:25Z",
    "title_canon_sha256": "69f0d69e00990cb19622f2a14426d5ae3a76433db735f0c18e4cd5451eb480ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05237",
    "kind": "arxiv",
    "version": 2
  }
}