Pith Number

pith:QET2SKWH

pith:2023:QET2SKWH4PEK7CRK2DZBSPA5BF

not attested not anchored not stored refs pending

DyFFPAD: Dynamic Fusion of Convolutional and Handcrafted Features for Fingerprint Presentation Attack Detection

Anuj Rai, Jyotishna Baishya, Parsheel Kumar Tiwari, Ram Prakash Sharma, Somnath Dey

arxiv:2308.10015 v5 · 2023-08-19 · 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{QET2SKWH4PEK7CRK2DZBSPA5BF}

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	2026-07-05T11:20:01.676041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8127a92ac7e3c8af8a2ad0f2193c1d097b4d48c5f6a5a5f825abbfb1b05b16ea

Aliases

arxiv: 2308.10015 · arxiv_version: 2308.10015v5 · doi: 10.48550/arxiv.2308.10015 · pith_short_12: QET2SKWH4PEK · pith_short_16: QET2SKWH4PEK7CRK · pith_short_8: QET2SKWH

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/QET2SKWH4PEK7CRK2DZBSPA5BF \
  | 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: 8127a92ac7e3c8af8a2ad0f2193c1d097b4d48c5f6a5a5f825abbfb1b05b16ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf88552b5fe8459076e8ae67f40ed56d7ce76fce8f2e394218bc8eec7fde6b10",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-08-19T13:46:49Z",
    "title_canon_sha256": "52eadee7036191e273c1b9e32d45dab76a7e814d707c2022472e37518c5a4c25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.10015",
    "kind": "arxiv",
    "version": 5
  }
}