Pith Number

pith:EWPDEWJB

pith:2018:EWPDEWJBYV6MC3QFUJEN57S5E3

not attested not anchored not stored refs pending

Viewpoint Planning for Quantitative Coronary Angiography

Alexander Preuhs, Andreas Maier, Martin Berger, Mathias Unberath, Sebastian Bauer, Stephan Achenbach, Thomas Redel

arxiv:1808.00853 v1 · 2018-08-02 · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EWPDEWJBYV6MC3QFUJEN57S5E3}

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	2026-05-18T00:09:01.212836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259e325921c57cc16e05a248defe5d26f0dca74513097c102eb694aba552d7d7

Aliases

arxiv: 1808.00853 · arxiv_version: 1808.00853v1 · doi: 10.48550/arxiv.1808.00853 · pith_short_12: EWPDEWJBYV6M · pith_short_16: EWPDEWJBYV6MC3QF · pith_short_8: EWPDEWJB

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/EWPDEWJBYV6MC3QFUJEN57S5E3 \
  | 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: 259e325921c57cc16e05a248defe5d26f0dca74513097c102eb694aba552d7d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e44af409542d5afb1061a6ff101f5b1eb783d00958cd82f279178f141b5cbcc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2018-08-02T15:19:21Z",
    "title_canon_sha256": "1bb9fbaf0cfa0f56b97719413eb8a74c2f995bfdeff0730dc78e9575ae7c7018"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00853",
    "kind": "arxiv",
    "version": 1
  }
}