Pith Number

pith:6FTJJKUV

pith:2021:6FTJJKUVT7SP6AIDFXQUBYM6UA

not attested not anchored not stored refs pending

Focus U-Net: A novel dual attention-gated CNN for polyp segmentation during colonoscopy

Carola-Bibiane Sch\"onlieb, Evis Sala, Leonardo Rundo, Michael Yeung

arxiv:2105.07467 v2 · 2021-05-16 · 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{6FTJJKUVT7SP6AIDFXQUBYM6UA}

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	2026-07-05T02:51:25.958986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f16694aa959fe4ff01032de140e19ea00b3060a25295b4eb89e95042f64bb07f

Aliases

arxiv: 2105.07467 · arxiv_version: 2105.07467v2 · doi: 10.48550/arxiv.2105.07467 · pith_short_12: 6FTJJKUVT7SP · pith_short_16: 6FTJJKUVT7SP6AID · pith_short_8: 6FTJJKUV

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/6FTJJKUVT7SP6AIDFXQUBYM6UA \
  | 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: f16694aa959fe4ff01032de140e19ea00b3060a25295b4eb89e95042f64bb07f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0f63856ba73f149a179fffdb9da72d0ed505487ad046fdbbfdfe4bf2b4a32ff",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-05-16T16:10:32Z",
    "title_canon_sha256": "f954de395b16cdf955ecf945aa574d80d4e56dc5335958e9812cdc0bad969e72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.07467",
    "kind": "arxiv",
    "version": 2
  }
}