Pith Number

pith:VOH4YK65

pith:2025:VOH4YK65MC5QLPKFYC3U4HRV2P

not attested not anchored not stored refs pending

Beam Geometry and Input Dimensionality: Impact on Sparse-Sampling Artifact Correction for Clinical CT with U-Nets

Daniela Pfeiffer, Florian Schaff, Franz Pfeiffer, Johannes Thalhammer, Sebastian Peterhansl, Tina Dorosti

arxiv:2508.17961 v1 · 2025-08-25 · cs.CV · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VOH4YK65MC5QLPKFYC3U4HRV2P}

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	2026-07-05T11:58:51.032342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab8fcc2bdd60bb05bd45c0b74e1e35d3c55c5c59adeef37e981e330631e9bdc4

Aliases

arxiv: 2508.17961 · arxiv_version: 2508.17961v1 · doi: 10.48550/arxiv.2508.17961 · pith_short_12: VOH4YK65MC5Q · pith_short_16: VOH4YK65MC5QLPKF · pith_short_8: VOH4YK65

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/VOH4YK65MC5QLPKFYC3U4HRV2P \
  | 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: ab8fcc2bdd60bb05bd45c0b74e1e35d3c55c5c59adeef37e981e330631e9bdc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c843f7993e4b72138fa337b69fd28dc379bac477d38d94854c99b3aca2afd8a8",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-08-25T12:21:49Z",
    "title_canon_sha256": "849d7d4e4bb15cccf32ab5d5b24bf5591db156027dcf5f5430eb552ad4bcfa91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.17961",
    "kind": "arxiv",
    "version": 1
  }
}