Pith Number

pith:F4BUC6KR

pith:2012:F4BUC6KRC574J36CUIJMZHQZA2

not attested not anchored not stored refs pending

Light trapping in a 30-nm organic photovoltaic cell for efficient carrier collection and light absorption

Ashish Banerjee, Cheng-Chia Tsai, Dirk Englund, Richard M. Osgood Jr., Richard R. Grote

arxiv:1201.4325 v1 · 2012-01-20 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4BUC6KRC574J36CUIJMZHQZA2}

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	2026-05-18T04:04:07.424465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f03417951177fc4efc2a212cc9e190694f4f4eee317170bfc789eaed3868bec

Aliases

arxiv: 1201.4325 · arxiv_version: 1201.4325v1 · doi: 10.48550/arxiv.1201.4325 · pith_short_12: F4BUC6KRC574 · pith_short_16: F4BUC6KRC574J36C · pith_short_8: F4BUC6KR

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/F4BUC6KRC574J36CUIJMZHQZA2 \
  | 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: 2f03417951177fc4efc2a212cc9e190694f4f4eee317170bfc789eaed3868bec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56549ae5944af25e46dd0017033391c93a6cfaf46b9fd55cf53b08b864f7c3ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-01-20T16:00:15Z",
    "title_canon_sha256": "3eb22eae555fabcb160e96fd62f62844508d97384f567793fe2a5db546eb1e06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4325",
    "kind": "arxiv",
    "version": 1
  }
}