Pith Number

pith:VWNPV3FA

pith:2021:VWNPV3FAYFDFV2CT5LPETGFGU3

not attested not anchored not stored refs pending

Including Atmospheric Extinction in a Performance Evaluation of a Fixed Grid of Solar Panels

Kevin Krisciunas

arxiv:2107.02876 v3 · 2021-07-06 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VWNPV3FAYFDFV2CT5LPETGFGU3}

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	2026-07-05T04:30:03.602915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad9afaeca0c1465ae853eade4998a6a6fea1e53af251108adaa0024efd021fb1

Aliases

arxiv: 2107.02876 · arxiv_version: 2107.02876v3 · doi: 10.48550/arxiv.2107.02876 · pith_short_12: VWNPV3FAYFDF · pith_short_16: VWNPV3FAYFDFV2CT · pith_short_8: VWNPV3FA

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/VWNPV3FAYFDFV2CT5LPETGFGU3 \
  | 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: ad9afaeca0c1465ae853eade4998a6a6fea1e53af251108adaa0024efd021fb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "333997b1688556439eed7fef8313bb4b6d091116ba36d608ded60716a276234d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-07-06T20:34:11Z",
    "title_canon_sha256": "2074bc7be56baeef8260049a9aec3bc2033a3861daf8b1ad5e02f0400aed1ece"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.02876",
    "kind": "arxiv",
    "version": 3
  }
}