Pith Number

pith:E357DDXK

pith:2020:E357DDXKJFKS7FVIM4ECRWF33S

not attested not anchored not stored refs pending

Channel Attention Residual U-Net for Retinal Vessel Segmentation

Changlu Guo, M\'arton Szemenyei, Wei Zhou, Wenle Wang, Yangtao Hu, Yugen Yi

arxiv:2004.03702 v5 · 2020-04-07 · 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{E357DDXKJFKS7FVIM4ECRWF33S}

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	2026-07-05T01:44:47.772864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26fbf18eea49552f96a8670828d8bbdcaacc3e1f7aa62f26c4f8841bcc90b215

Aliases

arxiv: 2004.03702 · arxiv_version: 2004.03702v5 · doi: 10.48550/arxiv.2004.03702 · pith_short_12: E357DDXKJFKS · pith_short_16: E357DDXKJFKS7FVI · pith_short_8: E357DDXK

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/E357DDXKJFKS7FVIM4ECRWF33S \
  | 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: 26fbf18eea49552f96a8670828d8bbdcaacc3e1f7aa62f26c4f8841bcc90b215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81bf75696e3a04797f43402314c6d38610ff208c9308cd09df83d9f39d3962a1",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-04-07T20:47:40Z",
    "title_canon_sha256": "f01c6b57c96d633e201714ec54dbfb849fe434cb94d9186b7894fc2417503257"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.03702",
    "kind": "arxiv",
    "version": 5
  }
}