Pith Number

pith:UATKV2BP

pith:2019:UATKV2BP6TJZNH5EYKJEPMWLWF

not attested not anchored not stored refs pending

Machine learning in cardiovascular flows modeling: Predicting arterial blood pressure from non-invasive 4D flow MRI data using physics-informed neural networks

Eileen Hwuang, Georgios Kissas, John A. Detre, Paris Perdikaris, Walter R. Witschey, Yibo Yang

arxiv:1905.04817 v2 · 2019-05-13 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UATKV2BP6TJZNH5EYKJEPMWLWF}

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	2026-07-05T00:05:23.816976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a026aae82ff4d3969fa4c29247b2cbb141d2151f9b3780dcd3cbfc82e6eae883

Aliases

arxiv: 1905.04817 · arxiv_version: 1905.04817v2 · doi: 10.48550/arxiv.1905.04817 · pith_short_12: UATKV2BP6TJZ · pith_short_16: UATKV2BP6TJZNH5E · pith_short_8: UATKV2BP

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/UATKV2BP6TJZNH5EYKJEPMWLWF \
  | 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: a026aae82ff4d3969fa4c29247b2cbb141d2151f9b3780dcd3cbfc82e6eae883

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66ff1adb4e25147a1665a00d56c5540d5660c898ec1501299d32d134f46c2783",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-13T01:07:06Z",
    "title_canon_sha256": "c7d235c04936caeb30e0bdaf181bfec7e871bd7a8b62a10fd2d1b13ac804f627"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04817",
    "kind": "arxiv",
    "version": 2
  }
}