Pith Number

pith:O62O5QEW

pith:2026:O62O5QEWHTPIHMDIHK2XTXY7SU

not attested not anchored not stored refs pending

Transferable inference of turbulence models for urban flows with the Parameter-Regularised Ensemble Kalman Filter

Alessandro Parente, Andrea N\'ovoa, Emanuele Bombardi, Luca Magri

arxiv:2607.03571 v1 · 2026-07-03 · physics.flu-dyn · physics.comp-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O62O5QEWHTPIHMDIHK2XTXY7SU}

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	2026-07-07T02:17:55.292428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77b4eec0963cde83b0683ab579df1f953991fed05ccf417dffdbb099f5c91cb6

Aliases

arxiv: 2607.03571 · arxiv_version: 2607.03571v1 · doi: 10.48550/arxiv.2607.03571 · pith_short_12: O62O5QEWHTPI · pith_short_16: O62O5QEWHTPIHMDI · pith_short_8: O62O5QEW

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/O62O5QEWHTPIHMDIHK2XTXY7SU \
  | 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: 77b4eec0963cde83b0683ab579df1f953991fed05ccf417dffdbb099f5c91cb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8043077b3cc67e6b349380bc4da557153fd74d3ff65c3b7918de5c62f6668b1a",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-07-03T19:22:16Z",
    "title_canon_sha256": "bf1bcc5f6f6847075fbbd924b8b6526b9c2ad6a59db4e78f0916802e999c9493"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03571",
    "kind": "arxiv",
    "version": 1
  }
}