Pith Number

pith:ETC2IZXI

pith:2018:ETC2IZXIJVQGM3FM5PPWKPFW2T

not attested not anchored not stored refs pending

Open-Circuit Voltage Deficit in Cu2ZnSnS4 Solar Cells by Interface Band Gap Narrowing

Aron Walsh, Ji-Sang Park, Samantha N. Hood, Sunghyun Kim

arxiv:1811.01867 v2 · 2018-11-05 · 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{ETC2IZXIJVQGM3FM5PPWKPFW2T}

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	2026-05-17T23:55:54.245037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24c5a466e84d60666cacebdf653cb6d4cdaff5c16d414c6587041c0f36437f14

Aliases

arxiv: 1811.01867 · arxiv_version: 1811.01867v2 · doi: 10.48550/arxiv.1811.01867 · pith_short_12: ETC2IZXIJVQG · pith_short_16: ETC2IZXIJVQGM3FM · pith_short_8: ETC2IZXI

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/ETC2IZXIJVQGM3FM5PPWKPFW2T \
  | 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: 24c5a466e84d60666cacebdf653cb6d4cdaff5c16d414c6587041c0f36437f14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2beda71f8f5fb33bd6fc732e2a5f0e0df89c74a861922eccf2dc008d1de83cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2018-11-05T17:32:18Z",
    "title_canon_sha256": "952c2ff4da62d33a6bf317a2603f6dc2324a651c095a9c828deca2e60ea992c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01867",
    "kind": "arxiv",
    "version": 2
  }
}