Pith Number

pith:HH6T3QNO

pith:2018:HH6T3QNOISEQCJNZZNKI7TVQFP

not attested not anchored not stored refs pending

A Novel Focal Tversky loss function with improved Attention U-Net for lesion segmentation

Nabila Abraham, Naimul Mefraz Khan

arxiv:1810.07842 v1 · 2018-10-18 · 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{HH6T3QNOISEQCJNZZNKI7TVQFP}

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.

Cited by

3 papers in Pith

An Explainable Vision-Language Model Framework with Adaptive PID-Tversky Loss for Lumbar Spinal Stenosis Diagnosis

SAGE-GAN: Towards Realistic and Robust Segmentation of Spatially Ordered Nanoparticles via Attention-Guided GANs

A 3D SAM-Based Progressive Prompting Framework for Multi-Task Segmentation of Radiotherapy-induced Normal Tissue Injuries in Limited-Data Settings

Receipt and verification

First computed	2026-05-18T00:02:54.049421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39fd3dc1ae44890125b9cb548fceb02bdbce57c4946fc0670da8db6c9befd1b8

Aliases

arxiv: 1810.07842 · arxiv_version: 1810.07842v1 · doi: 10.48550/arxiv.1810.07842 · pith_short_12: HH6T3QNOISEQ · pith_short_16: HH6T3QNOISEQCJNZ · pith_short_8: HH6T3QNO

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/HH6T3QNOISEQCJNZZNKI7TVQFP \
  | 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: 39fd3dc1ae44890125b9cb548fceb02bdbce57c4946fc0670da8db6c9befd1b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0eff3a67017ce180d1c89f80a616b292b5aaf80760d9ede707c05f747b18a3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-10-18T00:07:33Z",
    "title_canon_sha256": "12dc03efd6ed736f6dfa33cfc10906597e6b6ac98a23de0b3d5447028c6a98f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07842",
    "kind": "arxiv",
    "version": 1
  }
}