Pith Number

pith:UUEHVV5F

pith:2023:UUEHVV5FBR7MIGJDEOEIUIDEX5

not attested not anchored not stored refs pending

Understanding the Efficacy of U-Net & Vision Transformer for Groundwater Numerical Modelling

Adar Kahana, He Wang, Maria Luisa Taccari, Oded Ovadia, Peter K. Jimack, Xiaohui Chen

arxiv:2307.04010 v1 · 2023-07-08 · physics.flu-dyn · cs.CE · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UUEHVV5FBR7MIGJDEOEIUIDEX5}

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	2026-07-05T06:29:06.872837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5087ad7a50c7ec4192323888a2064bf6b3cb21a51cba2186f50fe743e1ed885

Aliases

arxiv: 2307.04010 · arxiv_version: 2307.04010v1 · doi: 10.48550/arxiv.2307.04010 · pith_short_12: UUEHVV5FBR7M · pith_short_16: UUEHVV5FBR7MIGJD · pith_short_8: UUEHVV5F

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/UUEHVV5FBR7MIGJDEOEIUIDEX5 \
  | 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: a5087ad7a50c7ec4192323888a2064bf6b3cb21a51cba2186f50fe743e1ed885

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "163665a073957cc052bbf91a7f41282daa5f39dfcaae49bcca4962e009db2f34",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2023-07-08T16:40:45Z",
    "title_canon_sha256": "eeda30f0fef44106eb4d7d7aed4f434c41186eeecefb4289c7cc4992033bda59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.04010",
    "kind": "arxiv",
    "version": 1
  }
}