Pith Number

pith:Z7LSSML3

pith:2019:Z7LSSML3NXNCJ5IGEUD5N5KXR2

not attested not anchored not stored refs pending

Learning Mutually Local-global U-nets For High-resolution Retinal Lesion Segmentation in Fundus Images

Changmiao Wang, Shuguang Cui, Xiaoguang Han, Yuda Qiu, Zixiang Xiong, Zizheng Yan

arxiv:1901.06047 v1 · 2019-01-18 · 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{Z7LSSML3NXNCJ5IGEUD5N5KXR2}

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	2026-05-17T23:56:04.733122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfd729317b6dda24f5062507d6f5578eb6ca57feeaf73f5c885def2137bc4623

Aliases

arxiv: 1901.06047 · arxiv_version: 1901.06047v1 · doi: 10.48550/arxiv.1901.06047 · pith_short_12: Z7LSSML3NXNC · pith_short_16: Z7LSSML3NXNCJ5IG · pith_short_8: Z7LSSML3

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/Z7LSSML3NXNCJ5IGEUD5N5KXR2 \
  | 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: cfd729317b6dda24f5062507d6f5578eb6ca57feeaf73f5c885def2137bc4623

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6d283b31e3e5bf2058a77ead23a47014136c820dc864345a4075c3e57982b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-18T01:05:48Z",
    "title_canon_sha256": "f8f4815f71e95016c0b5ceb66b656b6f7fcae2d6483f8063f03328423e25ec39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06047",
    "kind": "arxiv",
    "version": 1
  }
}