Pith Number

pith:YQA2YJTM

pith:2019:YQA2YJTMDVVV4L7VDY4LTP5VVU

not attested not anchored not stored refs pending

Vignetted-aperture correction for spectral cameras with integrated thin-film Fabry-P\'erot filters

Andy Lambrechts, Bert Geelen, Chris Van Hoof, Thomas Goossens

arxiv:1905.05848 v1 · 2019-05-14 · physics.optics · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YQA2YJTMDVVV4L7VDY4LTP5VVU}

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	2026-05-17T23:46:08.320746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c401ac266c1d6b5e2ff51e38b9bfb5ad3b0910f961f5e9431b6cfc3af7e061a5

Aliases

arxiv: 1905.05848 · arxiv_version: 1905.05848v1 · doi: 10.48550/arxiv.1905.05848 · pith_short_12: YQA2YJTMDVVV · pith_short_16: YQA2YJTMDVVV4L7V · pith_short_8: YQA2YJTM

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/YQA2YJTMDVVV4L7VDY4LTP5VVU \
  | 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: c401ac266c1d6b5e2ff51e38b9bfb5ad3b0910f961f5e9431b6cfc3af7e061a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da7b9a3e2f385f10a8ab8ec6a380cff3a3d8ef8c2e2ce3d6ca0b442519859c82",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-05-14T21:26:18Z",
    "title_canon_sha256": "f28f04eb030e54c4c8214bb0eaf3175d74c306c15ff09579fb496fa99ad9a7e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05848",
    "kind": "arxiv",
    "version": 1
  }
}