Pith Number

pith:LO244FNH

pith:2025:LO244FNHXLK6ZLWXVRSHN4P7TS

not attested not anchored not stored refs pending

Automatic reproducing kernel and regularization for learning convolution kernels

Fei Lu, Haibo Li

arxiv:2507.11944 v1 · 2025-07-16 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LO244FNHXLK6ZLWXVRSHN4P7TS}

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	2026-07-05T11:38:11.252774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bb5ce15a7bad5ecaed7ac6476f1ff9c8da47c5f323f20a8836c9f61b56c2045

Aliases

arxiv: 2507.11944 · arxiv_version: 2507.11944v1 · doi: 10.48550/arxiv.2507.11944 · pith_short_12: LO244FNHXLK6 · pith_short_16: LO244FNHXLK6ZLWX · pith_short_8: LO244FNH

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/LO244FNHXLK6ZLWXVRSHN4P7TS \
  | 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: 5bb5ce15a7bad5ecaed7ac6476f1ff9c8da47c5f323f20a8836c9f61b56c2045

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ed1f009e867455f1d4b130cd36e151a18de86f49d042d66152a7e11bc422480",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-07-16T06:19:13Z",
    "title_canon_sha256": "386d2778c3ea716bdfa5251b128c3b78b1363614ef6f4484b4d877fcc0ec6d2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.11944",
    "kind": "arxiv",
    "version": 1
  }
}