Pith Number

pith:U7O3B2PD

pith:2026:U7O3B2PDQFYHZV7PO7LPDGKWRW

not attested not anchored not stored refs pending

Harnessing Self-Supervised Features for Art Classification

Davide Bilardello, Emanuele Prato, Evelyn Turri, Federico Melis, Lorenzo Baraldi

arxiv:2605.18974 v1 · 2026-05-18 · cs.CV · cs.AI · cs.MM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U7O3B2PDQFYHZV7PO7LPDGKWRW}

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	2026-05-20T00:06:40.340944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7ddb0e9e381707cd7ef77d6f199568d8f96dfadb835f63d30ee1e2a2c90b350

Aliases

arxiv: 2605.18974 · arxiv_version: 2605.18974v1 · doi: 10.48550/arxiv.2605.18974 · pith_short_12: U7O3B2PDQFYH · pith_short_16: U7O3B2PDQFYHZV7P · pith_short_8: U7O3B2PD

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/U7O3B2PDQFYHZV7PO7LPDGKWRW \
  | 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: a7ddb0e9e381707cd7ef77d6f199568d8f96dfadb835f63d30ee1e2a2c90b350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36b000e1c4049276ef793412168d298b3d1312ea07d0af0b3bd212eb1fcbe373",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-18T18:00:59Z",
    "title_canon_sha256": "b7993608f9a7d980536ea251ae05305b30820ab8d32f7c446e3066d08cc7e371"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18974",
    "kind": "arxiv",
    "version": 1
  }
}