Pith Number

pith:5HQLPX6N

pith:2025:5HQLPX6N2CLXCQNRHBOLKNTQVA

not attested not anchored not stored refs pending

Higher-Order LaSDI: Reduced Order Modeling with Multiple Time Derivatives

Robert Stephany, William Michael Anderson, Youngsoo Choi

arxiv:2512.15997 v1 · 2025-12-17 · 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{5HQLPX6N2CLXCQNRHBOLKNTQVA}

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	2026-05-20T00:02:08.056885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9e0b7dfcdd0977141b1385cb53670a83584abfd62be9ba99b42c0c5a01e0d84

Aliases

arxiv: 2512.15997 · arxiv_version: 2512.15997v1 · doi: 10.48550/arxiv.2512.15997 · pith_short_12: 5HQLPX6N2CLX · pith_short_16: 5HQLPX6N2CLXCQNR · pith_short_8: 5HQLPX6N

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/5HQLPX6N2CLXCQNRHBOLKNTQVA \
  | 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: e9e0b7dfcdd0977141b1385cb53670a83584abfd62be9ba99b42c0c5a01e0d84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19f5a9ad9e3e02bed0f606e2b137d862383e385c8a696f27ee1eef34432dfc1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-12-17T22:04:14Z",
    "title_canon_sha256": "d732f027c5f6a825d206d562e0e6dd71e5e927096bfce63c259e0bd4e1f98cc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.15997",
    "kind": "arxiv",
    "version": 1
  }
}