Pith Number

pith:NXRHBO4Y

pith:2018:NXRHBO4YRHOYTQXZ77JZDTZSGP

not attested not anchored not stored refs pending

Left Ventricle Segmentation in Cardiac MR Images Using Fully Convolutional Network

Ebrahim Nasr-Esfahani, Kayvan Najarian, Majid Mohrekesh, Mina Nasr-Esfahani, Mojtaba Akbari, Nader Karimi, Shadrokh Samavi, S.M.Reza Soroushmehr

arxiv:1802.07778 v1 · 2018-02-21 · 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{NXRHBO4YRHOYTQXZ77JZDTZSGP}

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	2026-05-18T00:22:48.927729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6de270bb9889dd89c2f9ffd391cf3233d0881ac8e980c649579cf1b152b9fcf7

Aliases

arxiv: 1802.07778 · arxiv_version: 1802.07778v1 · doi: 10.48550/arxiv.1802.07778 · pith_short_12: NXRHBO4YRHOY · pith_short_16: NXRHBO4YRHOYTQXZ · pith_short_8: NXRHBO4Y

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/NXRHBO4YRHOYTQXZ77JZDTZSGP \
  | 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: 6de270bb9889dd89c2f9ffd391cf3233d0881ac8e980c649579cf1b152b9fcf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "218720f7df70fb2ebace951944cf2341104c5f4ed3b47e03155a30b6503dd9b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-21T20:01:35Z",
    "title_canon_sha256": "a08d67e72bbdbe91954848485ecaa1eca9c407e46eec7cecad7f6da2459b34b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07778",
    "kind": "arxiv",
    "version": 1
  }
}