Pith Number

pith:KUAK27E4

pith:2019:KUAK27E4DSGPDVC47PVAAKKJ4S

not attested not anchored not stored refs pending

Polyp Detection and Segmentation using Mask R-CNN: Does a Deeper Feature Extractor CNN Always Perform Better?

Hemin Ali Qadir, Ilangko Balasingham, Jacob Bergsland, Johannes Solhusvik, Lars Aabakken, Younghak Shin

arxiv:1907.09180 v1 · 2019-07-22 · cs.CV · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KUAK27E4DSGPDVC47PVAAKKJ4S}

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	2026-05-17T23:39:59.932021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5500ad7c9c1c8cf1d45cfbea002949e4a86afe52c2a4ac1936d5891551683695

Aliases

arxiv: 1907.09180 · arxiv_version: 1907.09180v1 · doi: 10.48550/arxiv.1907.09180 · pith_short_12: KUAK27E4DSGP · pith_short_16: KUAK27E4DSGPDVC4 · pith_short_8: KUAK27E4

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/KUAK27E4DSGPDVC47PVAAKKJ4S \
  | 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: 5500ad7c9c1c8cf1d45cfbea002949e4a86afe52c2a4ac1936d5891551683695

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73354f1be22ed2ce967159f5d93d6cebfb241bd5cda3c702f8771660d0b93051",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-22T08:34:47Z",
    "title_canon_sha256": "da8352eabb7b8af3f6b5c603524b94529633308cb285ab2e3f3cae45b6581d91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09180",
    "kind": "arxiv",
    "version": 1
  }
}