Pith Number

pith:6U6GG5NQ

pith:2022:6U6GG5NQVESNTJKNZBK4RSOJLM

not attested not anchored not stored refs pending

Spach Transformer: Spatial and Channel-wise Transformer Based on Local and Global Self-attentions for PET Image Denoising

Junyu Chen, Kuang Gong, Pedram Heidari, Quanzheng Li, Se-In Jang, Tinsu Pan, Ye Li

arxiv:2209.03300 v2 · 2022-09-07 · 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{6U6GG5NQVESNTJKNZBK4RSOJLM}

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	2026-07-05T07:22:13.446658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f53c6375b0a924d9a54dc855c8c9c95b31584853e3630811c868fbf09029c3f3

Aliases

arxiv: 2209.03300 · arxiv_version: 2209.03300v2 · doi: 10.48550/arxiv.2209.03300 · pith_short_12: 6U6GG5NQVESN · pith_short_16: 6U6GG5NQVESNTJKN · pith_short_8: 6U6GG5NQ

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/6U6GG5NQVESNTJKNZBK4RSOJLM \
  | 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: f53c6375b0a924d9a54dc855c8c9c95b31584853e3630811c868fbf09029c3f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7668e6475e07e93b1ebb75014a224c3865e5c5aaafac651a6535638c48ae978",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-09-07T16:59:14Z",
    "title_canon_sha256": "6fa69222c106b5aa715c86de51fef67d1cd5682cc9a686f105572886a54de163"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.03300",
    "kind": "arxiv",
    "version": 2
  }
}