Pith Number

pith:2FJBGNYG

pith:2025:2FJBGNYGHW4FHNXVCCAVBI4ISF

not attested not anchored not stored refs pending

Frequency-domain Learning with Kernel Prior for Blind Image Deblurring

Fei Lei, Jiawei Zhang, Jixiang Sun, Wenxiu Sun, Yujiu Yang

arxiv:2504.14664 v1 · 2025-04-20 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FJBGNYGHW4FHNXVCCAVBI4ISF}

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	2026-07-05T10:51:48.544857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1521337063db853b6f5108150a388916ae02cd6dcf65690a3664b1f0f9a71f3

Aliases

arxiv: 2504.14664 · arxiv_version: 2504.14664v1 · doi: 10.48550/arxiv.2504.14664 · pith_short_12: 2FJBGNYGHW4F · pith_short_16: 2FJBGNYGHW4FHNXV · pith_short_8: 2FJBGNYG

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/2FJBGNYGHW4FHNXVCCAVBI4ISF \
  | 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: d1521337063db853b6f5108150a388916ae02cd6dcf65690a3664b1f0f9a71f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "970cdeae5d062f40a2b15758dbd6c0b4f4cbef5bd692354de81f30bea7d5fa2d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-20T16:00:38Z",
    "title_canon_sha256": "821c8a45337dd0209da8a90af3143cb6ce94f04f0078d8fc49487a4e5249632a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14664",
    "kind": "arxiv",
    "version": 1
  }
}