Pith Number

pith:XXAW7GBZ

pith:2026:XXAW7GBZFFL3SM7WHGCPSGVOOX

not attested not anchored not stored refs pending

Physics-Informed Neural Networks for the High-Resolution Reconstruction of Flow Measurement Indicators in Fluid Dynamics

Alberto Zingaro, Irena Radi\v{s}i\'c, Luca Dede', Raffaele Tirotta, Stefano Pagani

arxiv:2607.11576 v1 · 2026-07-13 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XXAW7GBZFFL3SM7WHGCPSGVOOX}

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	2026-07-14T02:22:12.981714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdc16f98392957b933f63984f91aae75e28ff6c458b4e20e2c605806495747ad

Aliases

arxiv: 2607.11576 · arxiv_version: 2607.11576v1 · doi: 10.48550/arxiv.2607.11576 · pith_short_12: XXAW7GBZFFL3 · pith_short_16: XXAW7GBZFFL3SM7W · pith_short_8: XXAW7GBZ

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/XXAW7GBZFFL3SM7WHGCPSGVOOX \
  | 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: bdc16f98392957b933f63984f91aae75e28ff6c458b4e20e2c605806495747ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9c485d89db4b88a3c2424ab8c5eca9ae0a4b52d54966cc5233270955d7beaa3",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-07-13T13:57:46Z",
    "title_canon_sha256": "a0cceaadc5421b56401c9699a2a54c6a34a3d555197a9b21fb7ed049597cfe40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.11576",
    "kind": "arxiv",
    "version": 1
  }
}