Pith Number

pith:XK35BMTC

pith:2023:XK35BMTC7MSL434XFQRMIEENZJ

not attested not anchored not stored refs pending

Windscreen Optical Quality for AI Algorithms: Refractive Power and MTF not Sufficient

Alexander Braun, Dominik Werner Wolf, Markus Ulrich

arxiv:2305.14513 v1 · 2023-05-23 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XK35BMTC7MSL434XFQRMIEENZJ}

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	2026-07-05T06:13:24.423519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bab7d0b262fb24be6f972c22c4108dca7233c1c4206632799f771562aa15e181

Aliases

arxiv: 2305.14513 · arxiv_version: 2305.14513v1 · doi: 10.48550/arxiv.2305.14513 · pith_short_12: XK35BMTC7MSL · pith_short_16: XK35BMTC7MSL434X · pith_short_8: XK35BMTC

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/XK35BMTC7MSL434XFQRMIEENZJ \
  | 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: bab7d0b262fb24be6f972c22c4108dca7233c1c4206632799f771562aa15e181

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5e7cee210bfa9e048d8c5a292689d7859f8fdb308482f7591c962885ae25cea",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-05-23T20:41:04Z",
    "title_canon_sha256": "fa884a7c0a4eb50a8e34c2ee11f9dd60cee0a81118f493df5f27fcd037767553"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.14513",
    "kind": "arxiv",
    "version": 1
  }
}