Pith Number

pith:ATAPQHRQ

pith:2019:ATAPQHRQ4UAT7I2H4XGIA55R26

not attested not anchored not stored refs pending

Comparative Analysis of Automatic Skin Lesion Segmentation with Two Different Implementations

Basel Alyafi, Fakrul Islam Tushar, Md. Kamrul Hasan

arxiv:1904.03075 v1 · 2019-04-05 · 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{ATAPQHRQ4UAT7I2H4XGIA55R26}

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	2026-05-17T23:49:18.697355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04c0f81e30e5013fa347e5cc8077b1d78f2b0678d27ba5e82798f85c8acb4800

Aliases

arxiv: 1904.03075 · arxiv_version: 1904.03075v1 · doi: 10.48550/arxiv.1904.03075 · pith_short_12: ATAPQHRQ4UAT · pith_short_16: ATAPQHRQ4UAT7I2H · pith_short_8: ATAPQHRQ

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/ATAPQHRQ4UAT7I2H4XGIA55R26 \
  | 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: 04c0f81e30e5013fa347e5cc8077b1d78f2b0678d27ba5e82798f85c8acb4800

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5af6379e1d35f73f5866fb028d45a74db277a3b0404eb8f6efb26924c809d03b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-05T14:05:24Z",
    "title_canon_sha256": "2161893e99df6eeee3ed4f83d14722a1c0c8d4ce26d1af90185de774770b2cc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03075",
    "kind": "arxiv",
    "version": 1
  }
}