Pith Number

pith:BJ4BAY2F

pith:2021:BJ4BAY2FKYD2ND5I4ZVM5AVWZ4

not attested not anchored not stored refs pending

Cardiac Segmentation on CT Images through Shape-Aware Contour Attentions

Minyoung Chung, Sanguk Park

arxiv:2105.13153 v1 · 2021-05-27 · eess.IV · 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{BJ4BAY2FKYD2ND5I4ZVM5AVWZ4}

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	2026-07-05T09:12:51.317690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a781063455607a68fa8e66ace82b6cf252bf2d70b3704ae17b62834fc0763ae

Aliases

arxiv: 2105.13153 · arxiv_version: 2105.13153v1 · doi: 10.48550/arxiv.2105.13153 · pith_short_12: BJ4BAY2FKYD2 · pith_short_16: BJ4BAY2FKYD2ND5I · pith_short_8: BJ4BAY2F

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/BJ4BAY2FKYD2ND5I4ZVM5AVWZ4 \
  | 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: 0a781063455607a68fa8e66ace82b6cf252bf2d70b3704ae17b62834fc0763ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e64394208f5a9c137975d569988a2eba11c7c194a051b362a43dbe5ee7a7104",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-05-27T13:54:59Z",
    "title_canon_sha256": "0c34dce4fbf9611bded5707fbf1638c6cfcbab006e02cd636d21040b9c5c2d5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.13153",
    "kind": "arxiv",
    "version": 1
  }
}