Pith Number

pith:4J3URXNH

pith:2025:4J3URXNHVOPFRMGD7ZANZJTJZI

not attested not anchored not stored refs pending

On the joint estimation of flow fields and particle properties from Lagrangian data

Ke Zhou, Samuel J. Grauer

arxiv:2510.00479 v3 · 2025-10-01 · physics.flu-dyn · 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{4J3URXNHVOPFRMGD7ZANZJTJZI}

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	2026-05-26T01:03:16.230776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e27748dda7ab9e58b0c3fe40dca669ca22c046fcac47a1375d9152f4031a9c57

Aliases

arxiv: 2510.00479 · arxiv_version: 2510.00479v3 · doi: 10.48550/arxiv.2510.00479 · pith_short_12: 4J3URXNHVOPF · pith_short_16: 4J3URXNHVOPFRMGD · pith_short_8: 4J3URXNH

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/4J3URXNHVOPFRMGD7ZANZJTJZI \
  | 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: e27748dda7ab9e58b0c3fe40dca669ca22c046fcac47a1375d9152f4031a9c57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b7b926b0364867332ccf9b24ba95ac6a6e3463013b66aa41f1a0d06dc87d33e",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2025-10-01T04:00:52Z",
    "title_canon_sha256": "f0ad1339d138b519106a1a4088f8dde6d2299a4602bd956c24df19007081f280"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.00479",
    "kind": "arxiv",
    "version": 3
  }
}