Pith Number

pith:ATKSPVMO

pith:2026:ATKSPVMO42ES4FNBH22JTDP6NU

not attested not anchored not stored refs pending

X-Ray cardiac angiographic vessel segmentation based on pixel classification using machine learning and region growing

D Casanova, E O Rodrigues, E R Dosciatti, F Favarim, F F C Morais, J J Lima, L O Rodrigues, L S N Oliveira, V Pegorini

arxiv:2605.20073 v1 · 2026-05-19 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ATKSPVMO42ES4FNBH22JTDP6NU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-20T02:06:01.052446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04d527d58ee6892e15a13eb4998dfe6d22b77e442566753c260041d9812af873

Aliases

arxiv: 2605.20073 · arxiv_version: 2605.20073v1 · doi: 10.48550/arxiv.2605.20073 · pith_short_12: ATKSPVMO42ES · pith_short_16: ATKSPVMO42ES4FNB · pith_short_8: ATKSPVMO

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/ATKSPVMO42ES4FNBH22JTDP6NU \
  | 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: 04d527d58ee6892e15a13eb4998dfe6d22b77e442566753c260041d9812af873

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a3270a1a7eeb56bee4fdceb57bcbf4854498544d8dcb2234992b5eae143d836",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-19T16:27:45Z",
    "title_canon_sha256": "fb4feb1744a91b8cf8d4c7f3076b76a3c44578ffe501b7e07664ee902c983360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20073",
    "kind": "arxiv",
    "version": 1
  }
}