Pith Number

pith:P3UMHNKW

pith:2022:P3UMHNKWKH3Y2Q6C344XGP22GX

not attested not anchored not stored refs pending

Iterative Data Refinement for Self-Supervised MR Image Reconstruction

Cheng Li, Hairong Zheng, Juan Zou, Shanshan Wang, Xiawu Zheng, Xue Liu

arxiv:2211.13440 v1 · 2022-11-24 · 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{P3UMHNKWKH3Y2Q6C344XGP22GX}

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	2026-07-05T05:19:22.210329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ee8c3b55651f78d43c2df39733f5a35f7be01d067440a3dd7624b22fd9ba524

Aliases

arxiv: 2211.13440 · arxiv_version: 2211.13440v1 · doi: 10.48550/arxiv.2211.13440 · pith_short_12: P3UMHNKWKH3Y · pith_short_16: P3UMHNKWKH3Y2Q6C · pith_short_8: P3UMHNKW

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/P3UMHNKWKH3Y2Q6C344XGP22GX \
  | 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: 7ee8c3b55651f78d43c2df39733f5a35f7be01d067440a3dd7624b22fd9ba524

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34f53f9b228e08ecb5806ac73cc674c22bf7606e4d83b15b74f47900ca060b74",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-11-24T06:57:16Z",
    "title_canon_sha256": "3f336bf313bd8e105531293430861eb5a2ce3bcf0f211bc8347acd26da244f80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.13440",
    "kind": "arxiv",
    "version": 1
  }
}