Pith Number

pith:CVKD7GUS

pith:2026:CVKD7GUSZTS2CSPWX6HTS2F7CV

not attested not anchored not stored refs pending

Reconstruction of instantaneous flow fields from transient velocity snapshots using physics-informed neural networks: Applications to pulsatile blood flow behind a stenosis

Hiro Wakimura, Kakeru Ueda, Satoshi Ii

arxiv:2602.01542 v2 · 2026-02-02 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CVKD7GUSZTS2CSPWX6HTS2F7CV}

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	2026-05-25T02:01:14.026299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15543f9a92cce5a149f6bf8f3968bf157bf11b0ab9a962def561a271caadd4aa

Aliases

arxiv: 2602.01542 · arxiv_version: 2602.01542v2 · doi: 10.48550/arxiv.2602.01542 · pith_short_12: CVKD7GUSZTS2 · pith_short_16: CVKD7GUSZTS2CSPW · pith_short_8: CVKD7GUS

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/CVKD7GUSZTS2CSPWX6HTS2F7CV \
  | 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: 15543f9a92cce5a149f6bf8f3968bf157bf11b0ab9a962def561a271caadd4aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6692f29ca35c960805eed831c72ab25611ba0090bad187bc3e5d3a867ce790da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-02-02T02:20:58Z",
    "title_canon_sha256": "295fa0adb2ad44528dd7c3cb9db514c5965a249204adb9709535cf1eb215808f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.01542",
    "kind": "arxiv",
    "version": 2
  }
}