Pith Number

pith:XLQFSWJX

pith:2021:XLQFSWJXUKNCHVZKED7YRMC5KO

not attested not anchored not stored refs pending

A new approach to extracting coronary arteries and detecting stenosis in invasive coronary angiograms

Chaoyang Zhang, Chen Zhao, Daniel McGonigle, Haipeng Tang, Hong-Wen Deng, Robert Bober, Weihua Zhou, Yu-Ping Wang, Zhuo He

arxiv:2101.09848 v1 · 2021-01-25 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XLQFSWJXUKNCHVZKED7YRMC5KO}

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	2026-07-05T02:09:23.141838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bae0595937a29a23d72a20ff88b05d53842800a955295203b0d34dd37e863dc3

Aliases

arxiv: 2101.09848 · arxiv_version: 2101.09848v1 · doi: 10.48550/arxiv.2101.09848 · pith_short_12: XLQFSWJXUKNC · pith_short_16: XLQFSWJXUKNCHVZK · pith_short_8: XLQFSWJX

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/XLQFSWJXUKNCHVZKED7YRMC5KO \
  | 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: bae0595937a29a23d72a20ff88b05d53842800a955295203b0d34dd37e863dc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5ba8dfc07cee1b376d7c2f8766c4929ab9b2186ead4277170f3338ca2cab25d",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-01-25T01:48:27Z",
    "title_canon_sha256": "556e170aff4f88292506e02262e64bfdec81dbec296f6056dc6365241bdd3ce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09848",
    "kind": "arxiv",
    "version": 1
  }
}