Pith Number

pith:GTCRZU7I

pith:2018:GTCRZU7IYTAH5YI43KG5S7ABFK

not attested not anchored not stored refs pending

Extraction of Airways using Graph Neural Networks

Jens Petersen, Jesper H. Pedersen, Marleen de Bruijne, Max Welling, Raghavendra Selvan, Thomas Kipf

arxiv:1804.04436 v1 · 2018-04-12 · 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{GTCRZU7IYTAH5YI43KG5S7ABFK}

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	2026-05-18T00:18:37.554494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34c51cd3e8c4c07ee11cda8dd97c012abf45140f64d0d08425a69f4adfca21db

Aliases

arxiv: 1804.04436 · arxiv_version: 1804.04436v1 · doi: 10.48550/arxiv.1804.04436 · pith_short_12: GTCRZU7IYTAH · pith_short_16: GTCRZU7IYTAH5YI4 · pith_short_8: GTCRZU7I

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/GTCRZU7IYTAH5YI43KG5S7ABFK \
  | 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: 34c51cd3e8c4c07ee11cda8dd97c012abf45140f64d0d08425a69f4adfca21db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acafd4125cac547d4691e40075cfc3950cef92b4e0296638098815d1117d56bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-12T11:36:57Z",
    "title_canon_sha256": "c79f211f4aa133ce6f89186cf7536281d9daff03a3d40aeae2b97f06986efa26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04436",
    "kind": "arxiv",
    "version": 1
  }
}