Pith Number

pith:N6DOIPML

pith:2019:N6DOIPMLXSOD75Q4WSMURCKATZ

not attested not anchored not stored refs pending

Inverted Perovskite Photovoltaics using Flame Spray Pyrolysis Solution based CuAlO2/Cu-O Hole Selective Contact

Achilleas Savva, Apostolos Ioakeimidis, Benjamin Hartmeier, Dimitris Tsikritzis, Fedros Galatopoulos, Gerasimos Armatas, Ioannis T. Papadas, Konstantinos Kapnisis, Marek F. Oszajca, Norman A. Luechinger, Roland Fuhrer, Stelios A. Choulis, Stella Kennou

arxiv:1906.01989 v1 · 2019-06-05 · 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{N6DOIPMLXSOD75Q4WSMURCKATZ}

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	2026-05-17T23:44:05.490723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f86e43d8bbc9c3ff61cb4994889409e7fb8d970ae1896813e8b832499cf31bc

Aliases

arxiv: 1906.01989 · arxiv_version: 1906.01989v1 · doi: 10.48550/arxiv.1906.01989 · pith_short_12: N6DOIPMLXSOD · pith_short_16: N6DOIPMLXSOD75Q4 · pith_short_8: N6DOIPML

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/N6DOIPMLXSOD75Q4WSMURCKATZ \
  | 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: 6f86e43d8bbc9c3ff61cb4994889409e7fb8d970ae1896813e8b832499cf31bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a3b48bc6500bf4f657980231205e3171b7c51a214a441d94a68acab40b55e1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-06-05T12:41:50Z",
    "title_canon_sha256": "80b98e48d68cb55b46883ddb47e3f7989e0af27662bd9be40895edbca4a4a022"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01989",
    "kind": "arxiv",
    "version": 1
  }
}