Pith Number

pith:K6LPEXHQ

pith:2023:K6LPEXHQETL5KW63FDZG2YDP7M

not attested not anchored not stored refs pending

Opto-UNet: Optimized UNet for Segmentation of Varicose Veins in Optical Coherence Tomography

Elena Stoykova, Maryam Viqar, Violeta Madjarova, Vipul Baghel

arxiv:2302.14808 v2 · 2023-02-28 · eess.IV · cs.CV · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K6LPEXHQETL5KW63FDZG2YDP7M}

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	2026-07-05T05:53:15.473958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5796f25cf024d7d55bdb28f26d606ffb27a522a80652e747e3f7b78933b11a6a

Aliases

arxiv: 2302.14808 · arxiv_version: 2302.14808v2 · doi: 10.48550/arxiv.2302.14808 · pith_short_12: K6LPEXHQETL5 · pith_short_16: K6LPEXHQETL5KW63 · pith_short_8: K6LPEXHQ

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/K6LPEXHQETL5KW63FDZG2YDP7M \
  | 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: 5796f25cf024d7d55bdb28f26d606ffb27a522a80652e747e3f7b78933b11a6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d403e1f900454470891a3e06a3d52dfac6ed455b4cb699aacbb75b257c626517",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2023-02-28T17:58:54Z",
    "title_canon_sha256": "3dcffa46e2ed95103f36a4252c75134692f23bf824fd7863e1d828771aeb1a73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.14808",
    "kind": "arxiv",
    "version": 2
  }
}