Pith Number

pith:XUS3CKHV

pith:2025:XUS3CKHVKGWLJU434X6754KB2K

not attested not anchored not stored refs pending

On the Effect of Neural Field Reparameterization for 4DVAR

Jaemin Oh

arxiv:2509.21751 v2 · 2025-09-26 · cs.LG · physics.comp-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XUS3CKHVKGWLJU434X6754KB2K}

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	2026-06-08T01:03:48.672078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd25b128f551acb4d39be5fdfef141d28fa79ef8a7805c7540583cba26656429

Aliases

arxiv: 2509.21751 · arxiv_version: 2509.21751v2 · doi: 10.48550/arxiv.2509.21751 · pith_short_12: XUS3CKHVKGWL · pith_short_16: XUS3CKHVKGWLJU43 · pith_short_8: XUS3CKHV

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/XUS3CKHVKGWLJU434X6754KB2K \
  | 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: bd25b128f551acb4d39be5fdfef141d28fa79ef8a7805c7540583cba26656429

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d0f30900bc023d19423cc1486a45789ceb16512c7798288f54786319494a90a",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-26T01:30:33Z",
    "title_canon_sha256": "f9ab507da21ef927d607ea24ea9e2e7a11e3edd03af405369e332faed9c665e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.21751",
    "kind": "arxiv",
    "version": 2
  }
}