Pith Number

pith:LO4MYTJR

pith:2018:LO4MYTJRXYHG7FRK7DCL6LE3OZ

not attested not anchored not stored refs pending

Realistic Image Degradation with Measured PSF

Alexander Braun, Christian Wittpahl, Hatem Ben Zakour, Matthias Lehmann

arxiv:1801.02197 v1 · 2018-01-07 · eess.IV · 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{LO4MYTJRXYHG7FRK7DCL6LE3OZ}

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.

Cited by

1 paper in Pith

SOLAS: Superpositioning an Optical Lens in Automotive Simulation

Receipt and verification

First computed	2026-05-18T00:26:34.596647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bb8cc4d31be0e6f962af8c4bf2c9b76574cb3f8ae234318b69a37ee23845932

Aliases

arxiv: 1801.02197 · arxiv_version: 1801.02197v1 · doi: 10.48550/arxiv.1801.02197 · pith_short_12: LO4MYTJRXYHG · pith_short_16: LO4MYTJRXYHG7FRK · pith_short_8: LO4MYTJR

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/LO4MYTJRXYHG7FRK7DCL6LE3OZ \
  | 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: 5bb8cc4d31be0e6f962af8c4bf2c9b76574cb3f8ae234318b69a37ee23845932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5db61ab644185d54c1fe7b1a2cbbd949fea2f18e67122148ecfe9df99eb7558",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2018-01-07T15:04:52Z",
    "title_canon_sha256": "5652c7247198a6076f67862bfd201877dc6164d8607d4d991a59b98ac44dbb19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02197",
    "kind": "arxiv",
    "version": 1
  }
}