Pith Number

pith:CXF45V25

pith:2025:CXF45V25EFHKAHFXECEXCTH67L

not attested not anchored not stored refs pending

SUPRA: Subspace Parameterized Attention for Neural Operator on General Domains

Ligang Liu, Zhengyang Xue, Zherui Yang

arxiv:2504.15897 v1 · 2025-04-22 · 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{CXF45V25EFHKAHFXECEXCTH67L}

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	2026-07-05T10:52:31.767091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15cbced75d214ea01cb72089714cfefacec7fa97b65d6e8ac45ca4e35222f817

Aliases

arxiv: 2504.15897 · arxiv_version: 2504.15897v1 · doi: 10.48550/arxiv.2504.15897 · pith_short_12: CXF45V25EFHK · pith_short_16: CXF45V25EFHKAHFX · pith_short_8: CXF45V25

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/CXF45V25EFHKAHFXECEXCTH67L \
  | 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: 15cbced75d214ea01cb72089714cfefacec7fa97b65d6e8ac45ca4e35222f817

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fb8831e31464dff3620b6684f0b1ce15a658eec6e01ac5c4fb29f2bee6a2aed",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-22T13:40:04Z",
    "title_canon_sha256": "e9a22e190ee4c44fdf8564b158ea552646297e5fb4e549c3efd7e20c9686befb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.15897",
    "kind": "arxiv",
    "version": 1
  }
}