Pith Number

pith:2KQBIJUG

pith:2018:2KQBIJUGDLUELBRTDT4EQJHH4E

not attested not anchored not stored refs pending

Automatic catheter detection in pediatric X-ray images using a scale-recurrent network and synthetic data

Abdul Elnajmi, Paul Babyn, Scott Adams, Xin Yi

arxiv:1806.00921 v1 · 2018-06-04 · 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{2KQBIJUGDLUELBRTDT4EQJHH4E}

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	2026-05-17T23:41:37.085905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2a01426861ae84586331cf84824e7e1314cf2e4e2d4cc4cdb40625282b7ea73

Aliases

arxiv: 1806.00921 · arxiv_version: 1806.00921v1 · doi: 10.48550/arxiv.1806.00921 · pith_short_12: 2KQBIJUGDLUE · pith_short_16: 2KQBIJUGDLUELBRT · pith_short_8: 2KQBIJUG

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/2KQBIJUGDLUELBRTDT4EQJHH4E \
  | 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: d2a01426861ae84586331cf84824e7e1314cf2e4e2d4cc4cdb40625282b7ea73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "058fb61cb558dc1e7b48a6c53c2fb5f489c663ff9be8903d86dd28836b638794",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-06-04T01:54:38Z",
    "title_canon_sha256": "f56f64ba34d0571fe54bef79da5ab7cb88445a7600ac52b319b27dae17da991c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00921",
    "kind": "arxiv",
    "version": 1
  }
}