Pith Number

pith:ISHLPAFU

pith:2023:ISHLPAFUTCQGM5GBDBU6IYOSL2

not attested not anchored not stored refs pending

Deep Learning-Based Approaches for Contactless Fingerprints Segmentation and Extraction

Daqing Hou, Faraz Hussain, M.G. Sarwar Murshed, Sandip Purnapatra, Syed Konain Abbas

arxiv:2311.15163 v1 · 2023-11-26 · cs.CV

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\usepackage{pith}
\pithnumber{ISHLPAFUTCQGM5GBDBU6IYOSL2}

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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

1 paper in Pith

TipSegNet: Fingertip Segmentation in Contactless Fingerprint Imaging

Receipt and verification

First computed	2026-07-05T07:16:59.803449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

448eb780b498a06674c11869e461d25ea3462f213219dea52e124a057cbfc94c

Aliases

arxiv: 2311.15163 · arxiv_version: 2311.15163v1 · doi: 10.48550/arxiv.2311.15163 · pith_short_12: ISHLPAFUTCQG · pith_short_16: ISHLPAFUTCQGM5GB · pith_short_8: ISHLPAFU

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/ISHLPAFUTCQGM5GBDBU6IYOSL2 \
  | 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: 448eb780b498a06674c11869e461d25ea3462f213219dea52e124a057cbfc94c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aee8a25eb8de808e05398d3e7bee6819048fc0622fcb36251d23badcd99a52e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-11-26T01:56:10Z",
    "title_canon_sha256": "ec2c8848960640714d3d45e6ed48bcedb685e1887c605bfebbbdb4d92c147619"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.15163",
    "kind": "arxiv",
    "version": 1
  }
}