Pith Number

pith:UEO26EQO

pith:2026:UEO26EQODZFK3WWPJ7KY2LEA6B

not attested not anchored not stored refs pending

SGNO: Spectral Generator Neural Operators for Stable Long Horizon PDE Rollouts

Flora D. Salim, Hira Saleem, Jiayi Li, Penghao Jiang, Piotr Koniusz, Zhaonan Wang

arxiv:2602.18801 v2 · 2026-02-21 · 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{UEO26EQODZFK3WWPJ7KY2LEA6B}

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	2026-05-20T00:00:34.939133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a11daf120e1e4aaddacf4fd58d2c80f04d0dbced51911ff9ced9d041c71821de

Aliases

arxiv: 2602.18801 · arxiv_version: 2602.18801v2 · doi: 10.48550/arxiv.2602.18801 · pith_short_12: UEO26EQODZFK · pith_short_16: UEO26EQODZFK3WWP · pith_short_8: UEO26EQO

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/UEO26EQODZFK3WWPJ7KY2LEA6B \
  | 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: a11daf120e1e4aaddacf4fd58d2c80f04d0dbced51911ff9ced9d041c71821de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb73ab3cae4105ca298f3eb48ec4c511fa7cf06a21a94aacc79f89637d0885da",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-02-21T11:22:01Z",
    "title_canon_sha256": "5c70ed623bf7edff4d848e4b7a26ea43e6c4ed499f19f9aa33891575a94f51c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.18801",
    "kind": "arxiv",
    "version": 2
  }
}