Pith Number

pith:PXRDIJVC

pith:2025:PXRDIJVCVA5UDNLXSGL4YWRIBT

not attested not anchored not stored refs pending

Performance Evaluation of Image Enhancement Techniques on Transfer Learning for Touchless Fingerprint Recognition

Alavikunhu Panthakkan, Dilavar P D, Saad Ali Amin, S M Anzar, S Sreehari

arxiv:2502.04680 v1 · 2025-02-07 · 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{PXRDIJVCVA5UDNLXSGL4YWRIBT}

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	2026-07-05T10:10:55.182017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7de23426a2a83b41b5779197cc5a280cd3e0ae87b9221464807a914e94254b62

Aliases

arxiv: 2502.04680 · arxiv_version: 2502.04680v1 · doi: 10.48550/arxiv.2502.04680 · pith_short_12: PXRDIJVCVA5U · pith_short_16: PXRDIJVCVA5UDNLX · pith_short_8: PXRDIJVC

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/PXRDIJVCVA5UDNLXSGL4YWRIBT \
  | 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: 7de23426a2a83b41b5779197cc5a280cd3e0ae87b9221464807a914e94254b62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50912f51cb35a189d57c38756648fc935f80651af20e686a8afc07a12d453772",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-07T06:00:53Z",
    "title_canon_sha256": "96e95651daa3a45cab969f9d4cff83659e429b8c0181990ea2e652d323302c8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04680",
    "kind": "arxiv",
    "version": 1
  }
}