Pith Number

pith:VBMTFN2P

pith:2019:VBMTFN2P3YUJVKCSYQACRPQUC2

not attested not anchored not stored refs pending

An Environmentally Stable and Lead-Free Chalcogenide Perovskite

Ajay Soni, Aniruddha S. Lakhnot, Anthony Yoshimura, Debjit Ghoshal, Eric Osei-Agyemang, Ganesh Balasubramanian, Harry Efstathiadis, Jeffrey M. Warrender, Juhi Pandey, Nikhil Koratkar, Philippe K. Chow, Shengbai Zhang, Su-Fei Shi, Swastik Basu, Toh-Ming Lu, Tushar Gupta, Vincent Meunier

arxiv:1912.07082 v1 · 2019-12-15 · 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{VBMTFN2P3YUJVKCSYQACRPQUC2}

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	2026-07-05T01:07:51.867707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a85932b74fde289aa852c40028be1416b0f7f3ecc44b50ea1769c289524ac069

Aliases

arxiv: 1912.07082 · arxiv_version: 1912.07082v1 · doi: 10.48550/arxiv.1912.07082 · pith_short_12: VBMTFN2P3YUJ · pith_short_16: VBMTFN2P3YUJVKCS · pith_short_8: VBMTFN2P

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/VBMTFN2P3YUJVKCSYQACRPQUC2 \
  | 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: a85932b74fde289aa852c40028be1416b0f7f3ecc44b50ea1769c289524ac069

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0eba8df3c15402d083f3e829468c15449bd619e61caaf949f7c3e8f794d9f2fd",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-12-15T18:24:18Z",
    "title_canon_sha256": "740961aa57d3b530441a4236e32afe546b0a155897465f284683a48651bd9cbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07082",
    "kind": "arxiv",
    "version": 1
  }
}