Pith Number

pith:BB3PR6Q2

pith:2026:BB3PR6Q2N5EAFSNHZPOB56IR4Z

not attested not anchored not stored refs pending

No Free Lunch for Synthetic Images under Data Scarcity Conditions

Alejandro Almod\'ovar, Borja Arroyo Galende, Juan Parras, Patricia A. Apell\'aniz, Santiago Zazo, Silvia Uribe

arxiv:2606.07640 v1 · 2026-06-01 · cs.CV · cs.AI · 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{BB3PR6Q2N5EAFSNHZPOB56IR4Z}

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	2026-06-09T00:04:45.552097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0876f8fa1a6f4802c9a7cbdc1ef911e65b652f63f20f65c7eccf9d890e9b2f13

Aliases

arxiv: 2606.07640 · arxiv_version: 2606.07640v1 · doi: 10.48550/arxiv.2606.07640 · pith_short_12: BB3PR6Q2N5EA · pith_short_16: BB3PR6Q2N5EAFSNH · pith_short_8: BB3PR6Q2

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/BB3PR6Q2N5EAFSNHZPOB56IR4Z \
  | 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: 0876f8fa1a6f4802c9a7cbdc1ef911e65b652f63f20f65c7eccf9d890e9b2f13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71ad6747266f389dd732fb64fd08910dce5ee46929995259d384e74b62f0f86a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-01T12:45:02Z",
    "title_canon_sha256": "f8d3ef3cd64b11acccc96f25e7d0e32be5068cc60f8f4539e159afc870d3a577"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07640",
    "kind": "arxiv",
    "version": 1
  }
}