Pith Number

pith:UF4T6TQ6

pith:2025:UF4T6TQ6SNIFJXHX7FGRFN4OPY

not attested not anchored not stored refs pending

Self-Supervised Diffusion MRI Denoising via Iterative and Stable Refinement

Chenxu Wu, Qingpeng Kong, S. Kevin Zhou, Zihang Jiang

arxiv:2501.13514 v3 · 2025-01-23 · 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{UF4T6TQ6SNIFJXHX7FGRFN4OPY}

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	2026-07-05T10:27:23.848923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1793f4e1e935054dcf7f94d12b78e7e18c2d88985c49e8fed348dc8eee28af7

Aliases

arxiv: 2501.13514 · arxiv_version: 2501.13514v3 · doi: 10.48550/arxiv.2501.13514 · pith_short_12: UF4T6TQ6SNIF · pith_short_16: UF4T6TQ6SNIFJXHX · pith_short_8: UF4T6TQ6

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/UF4T6TQ6SNIFJXHX7FGRFN4OPY \
  | 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: a1793f4e1e935054dcf7f94d12b78e7e18c2d88985c49e8fed348dc8eee28af7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d057c0add2e5802ca1c9f1c35a91c0b77bb15e88bc09e99156d3467023a7e16",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-01-23T10:01:33Z",
    "title_canon_sha256": "32148af8a0d7fdbe478f99fd13e3922d8aa903fd21be4e86ea61706a1aea6a98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13514",
    "kind": "arxiv",
    "version": 3
  }
}