Pith Number

pith:MSCAXUVD

pith:2021:MSCAXUVDDANXRMIELUZOVMNPND

not attested not anchored not stored refs pending

The Large Labelled Logo Dataset (L3D): A Multipurpose and Hand-Labelled Continuously Growing Dataset

Asier Guti\'errez-Fandi\~no, David P\'erez-Fern\'andez, Jordi Armengol-Estap\'e

arxiv:2112.05404 v1 · 2021-12-10 · 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{MSCAXUVDDANXRMIELUZOVMNPND}

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	2026-07-05T03:39:40.984969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64840bd2a3181b78b1045d32eab1af68d806de1dcbea9c29a8235bccdf1dd496

Aliases

arxiv: 2112.05404 · arxiv_version: 2112.05404v1 · doi: 10.48550/arxiv.2112.05404 · pith_short_12: MSCAXUVDDANX · pith_short_16: MSCAXUVDDANXRMIE · pith_short_8: MSCAXUVD

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/MSCAXUVDDANXRMIELUZOVMNPND \
  | 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: 64840bd2a3181b78b1045d32eab1af68d806de1dcbea9c29a8235bccdf1dd496

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ad2a51a8428507a823517033ae2f97a600eb44913e056f1f6a4e95e4d1fad5b",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-10T09:21:44Z",
    "title_canon_sha256": "be1b07d142591e8b37b46cad23ec7ac40c896c4059a5ae2cf8c33da128d6557b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.05404",
    "kind": "arxiv",
    "version": 1
  }
}