Pith Number

pith:AQPEP2MI

pith:2019:AQPEP2MIYSQQ4IOLVRPCTRFPFX

not attested not anchored not stored refs pending

A joint 3D UNet-Graph Neural Network-based method for Airway Segmentation from chest CTs

Antonio Garcia-Uceda Juarez, Marleen de Bruijne, Raghavendra Selvan, Zaigham Saghir

arxiv:1908.08588 v1 · 2019-08-22 · 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{AQPEP2MIYSQQ4IOLVRPCTRFPFX}

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	2026-07-04T23:59:15.762150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

041e47e988c4a10e21cbac5e29c4af2df7b5dab8dfe6f5635f5c7ebf6f83e4aa

Aliases

arxiv: 1908.08588 · arxiv_version: 1908.08588v1 · doi: 10.48550/arxiv.1908.08588 · pith_short_12: AQPEP2MIYSQQ · pith_short_16: AQPEP2MIYSQQ4IOL · pith_short_8: AQPEP2MI

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/AQPEP2MIYSQQ4IOLVRPCTRFPFX \
  | 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: 041e47e988c4a10e21cbac5e29c4af2df7b5dab8dfe6f5635f5c7ebf6f83e4aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84fa1cde4fcc1a03beaebf22b0986e98805c5e6919855361d8ea14b50a3b2705",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-08-22T20:32:01Z",
    "title_canon_sha256": "eb5973f14bbe4fe409a2cc5a14a26277b6330e60886a0758ea06c41651f3affe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08588",
    "kind": "arxiv",
    "version": 1
  }
}