Pith Number

pith:H2KUTYPM

pith:2010:H2KUTYPMC5J3TGG3IA5LIZSPFE

not attested not anchored not stored refs pending

Direct measurements of band gap grading in polycrystalline CIGS solar cells

A. Slobodskyy, M. P. Heinrich, M. Powalla, O. Kiowski, U. Lemmer, Y. Zhang, Z-H. Zhang

arxiv:1009.3836 v1 · 2010-09-20 · physics.optics · cond-mat.mtrl-sci · physics.gen-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{H2KUTYPMC5J3TGG3IA5LIZSPFE}

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	2026-05-18T04:40:43.746629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e9549e1ec1753b998db403ab4664f29003fe5b7ce06f80b0241142bd3fa3602

Aliases

arxiv: 1009.3836 · arxiv_version: 1009.3836v1 · doi: 10.48550/arxiv.1009.3836 · pith_short_12: H2KUTYPMC5J3 · pith_short_16: H2KUTYPMC5J3TGG3 · pith_short_8: H2KUTYPM

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/H2KUTYPMC5J3TGG3IA5LIZSPFE \
  | 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: 3e9549e1ec1753b998db403ab4664f29003fe5b7ce06f80b0241142bd3fa3602

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36e3a34b5977ab4e58c2284846c2e71a224aaf530cc31417db48534c91093b39",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.gen-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-09-20T14:44:10Z",
    "title_canon_sha256": "b50521522aeb880125bec0fc54aaa12c2067ae7f8e477d81767fa6cae078cd31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3836",
    "kind": "arxiv",
    "version": 1
  }
}