Pith Number

pith:FD4ULWUK

pith:2023:FD4ULWUKAIBAFV6EX2CPXHVMA7

not attested not anchored not stored refs pending

Learning Closed-form Equations for Subgrid-scale Closures from High-fidelity Data: Promises and Challenges

Ashesh Chattopadhyay, Karan Jakhar, Pedram Hassanzadeh, Rambod Mojgani, Yifei Guan

arxiv:2306.05014 v3 · 2023-06-08 · physics.flu-dyn · cs.LG · physics.ao-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FD4ULWUKAIBAFV6EX2CPXHVMA7}

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.

Cited by

1 paper in Pith

Fourier analysis of the physics of transfer learning for data-driven subgrid-scale models of ocean turbulence

Receipt and verification

First computed	2026-07-05T08:40:53.713814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28f945da8a020202d7c4be84fb9eac07f8d7d54dcdf8998a894a142b4d630302

Aliases

arxiv: 2306.05014 · arxiv_version: 2306.05014v3 · doi: 10.48550/arxiv.2306.05014 · pith_short_12: FD4ULWUKAIBA · pith_short_16: FD4ULWUKAIBAFV6E · pith_short_8: FD4ULWUK

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/FD4ULWUKAIBAFV6EX2CPXHVMA7 \
  | 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: 28f945da8a020202d7c4be84fb9eac07f8d7d54dcdf8998a894a142b4d630302

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7afadab0440457623d338765dcb1a4d0d10dc8e6a71909346e2623766da4a93d",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2023-06-08T08:07:54Z",
    "title_canon_sha256": "8aad3af62b01e2872d13b81971b03906af17159ca7a169058425870d4414c776"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.05014",
    "kind": "arxiv",
    "version": 3
  }
}