Pith Number

pith:A4UGQLKL

pith:2025:A4UGQLKLWXP2Y4P2MBP7W63VCL

not attested not anchored not stored refs pending

Underage Detection through a Multi-Task and MultiAge Approach for Screening Minors in Unconstrained Imagery

Christopher Gaul, Eduardo Fidalgo, Enrique Alegre, Eri P\'erez Corral, Roc\'io Alaiz Rodr\'iguez

arxiv:2506.10689 v2 · 2025-06-12 · 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{A4UGQLKLWXP2Y4P2MBP7W63VCL}

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	2026-05-26T02:03:51.725397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0728682d4bb5dfac71fa605ffb7b7512d63197582959f4144fdb2cc945a646b5

Aliases

arxiv: 2506.10689 · arxiv_version: 2506.10689v2 · doi: 10.48550/arxiv.2506.10689 · pith_short_12: A4UGQLKLWXP2 · pith_short_16: A4UGQLKLWXP2Y4P2 · pith_short_8: A4UGQLKL

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/A4UGQLKLWXP2Y4P2MBP7W63VCL \
  | 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: 0728682d4bb5dfac71fa605ffb7b7512d63197582959f4144fdb2cc945a646b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25fb082a261c51297ee25d5c1ecb5875cdfed05a4223b6ecef641bd0c701a9d5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-06-12T13:36:27Z",
    "title_canon_sha256": "16fe61d449249bf6a3013c561b022004f5316bcf4e7ea1a9713a97d76b3e7ce0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.10689",
    "kind": "arxiv",
    "version": 2
  }
}