Pith Number

pith:R2DPZCCM

pith:2022:R2DPZCCMBWVKHRN2GSECLLTRTG

not attested not anchored not stored refs pending

Nonconvex ${{L_ {{1/2}}}} $-Regularized Nonlocal Self-similarity Denoiser for Compressive Sensing based CT Reconstruction

Engineering, Guan Gui (4) ((1) School of Computer Science, Hengmin Zhang (3), Hunan University of Science, Information Engineering, Information Science, Jianxun Liu (1), Joint Surgery, Nanjing First Hospital, Nanjing Medical University (3) Department of Computer, Nanjing University of Posts, Technology (2) Department of Sports Medicine, Telecommunications), University of Macau (4) College of Telecommunications, Xiangling Ding (1), Yiqiu Jiang (2), Yunyi Li (1)

arxiv:2205.07185 v1 · 2022-05-15 · eess.IV · 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{R2DPZCCMBWVKHRN2GSECLLTRTG}

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	2026-07-05T04:23:13.097120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e86fc884c0daaa3c5ba348825ae7199aa7b648abe74cfd46ae23f3572cec6c6

Aliases

arxiv: 2205.07185 · arxiv_version: 2205.07185v1 · doi: 10.48550/arxiv.2205.07185 · pith_short_12: R2DPZCCMBWVK · pith_short_16: R2DPZCCMBWVKHRN2 · pith_short_8: R2DPZCCM

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/R2DPZCCMBWVKHRN2GSECLLTRTG \
  | 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: 8e86fc884c0daaa3c5ba348825ae7199aa7b648abe74cfd46ae23f3572cec6c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f207d05ebd7d830afae3d69df65937af0aba097566a63682deffd593623b70b",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-05-15T05:24:48Z",
    "title_canon_sha256": "8bc7a34ed482120bae75459b6fa934c078ea091f60cd2951b86d6e2f8e8420b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.07185",
    "kind": "arxiv",
    "version": 1
  }
}