Pith Number

pith:OPLTJ4FU

pith:2026:OPLTJ4FUDUAAOXWOIAEGLVKFR4

not attested not anchored not stored refs pending

CT-DegradBench: A Physics-Informed Benchmark for CT Degradation Detection and Severity Estimation

Aladine Chetouani, Alessandro Bruno, Azeddine Beghdadi, Faouzi Alaya Cheikh, Gorkem Durak, Habib Zaidi, Marie Luong, Marouane Tliba, Nour Aburaed, Ulas Bagci, Yousra Nabila Taifour, Zuheng Ming

arxiv:2605.16431 v1 · 2026-05-14 · 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{OPLTJ4FUDUAAOXWOIAEGLVKFR4}

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	2026-05-20T00:02:21.823442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73d734f0b41d00075ece400865d5458f2d729ea88f8e2f277408a0c104a66fdb

Aliases

arxiv: 2605.16431 · arxiv_version: 2605.16431v1 · doi: 10.48550/arxiv.2605.16431 · pith_short_12: OPLTJ4FUDUAA · pith_short_16: OPLTJ4FUDUAAOXWO · pith_short_8: OPLTJ4FU

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/OPLTJ4FUDUAAOXWOIAEGLVKFR4 \
  | 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: 73d734f0b41d00075ece400865d5458f2d729ea88f8e2f277408a0c104a66fdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96f1b561b7a219024ad77d943659293768ad4e8f19ec2b2c579b99b1eacee2c0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-14T19:30:00Z",
    "title_canon_sha256": "224fe860dd47302b31ba0d6ee6f06580da332a521c98503d5db7d31626ca5180"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16431",
    "kind": "arxiv",
    "version": 1
  }
}