Pith Number

pith:5SQWHR4P

pith:2025:5SQWHR4PBYIYIPMF2TLO6HIPH6

not attested not anchored not stored refs pending

TipSegNet: Fingertip Segmentation in Contactless Fingerprint Imaging

Bernhard Kohn, Clemens Heitzinger, Laurenz Ruzicka

arxiv:2501.05076 v1 · 2025-01-09 · 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{5SQWHR4PBYIYIPMF2TLO6HIPH6}

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	2026-07-05T09:59:03.992693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eca163c78f0e11843d85d4d6ef1d0f3f99c99b851e68f291d7a1516478f78f05

Aliases

arxiv: 2501.05076 · arxiv_version: 2501.05076v1 · doi: 10.48550/arxiv.2501.05076 · pith_short_12: 5SQWHR4PBYIY · pith_short_16: 5SQWHR4PBYIYIPMF · pith_short_8: 5SQWHR4P

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/5SQWHR4PBYIYIPMF2TLO6HIPH6 \
  | 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: eca163c78f0e11843d85d4d6ef1d0f3f99c99b851e68f291d7a1516478f78f05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67a182a149ed7ea8918db751be503e2fc574a7d5cc9dfd87a049f684bbb0112b",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-09T08:59:23Z",
    "title_canon_sha256": "c06ee017503591b76620f303a4ba6b237866cd9176cc9426ede91e2a5023b77c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.05076",
    "kind": "arxiv",
    "version": 1
  }
}