Pith Number

pith:ABZ4YC4H

pith:2026:ABZ4YC4HDQKYXCXPED5MESCTO6

not attested not anchored not stored refs pending

FedOPAL: One-Shot Federated Learning via Analytic Visual Prompt Tuning

Daniela Annunziata, Fabio Giampaolo, Francesco Piccialli, Lingyu Qiu, Stefano Izzo

arxiv:2607.08368 v1 · 2026-07-09 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ABZ4YC4HDQKYXCXPED5MESCTO6}

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	2026-07-10T01:19:48.303385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0073cc0b871c158b8aef20fac2485377be0d960cc0095ed2bda8c2fe677806f3

Aliases

arxiv: 2607.08368 · arxiv_version: 2607.08368v1 · doi: 10.48550/arxiv.2607.08368 · pith_short_12: ABZ4YC4HDQKY · pith_short_16: ABZ4YC4HDQKYXCXP · pith_short_8: ABZ4YC4H

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/ABZ4YC4HDQKYXCXPED5MESCTO6 \
  | 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: 0073cc0b871c158b8aef20fac2485377be0d960cc0095ed2bda8c2fe677806f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0f884ee6f23b523c7b8b3b7b00418583fd4271b3b9ffd818615d49e66e1619d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-09T11:28:31Z",
    "title_canon_sha256": "fcc54c453f5385ce485038f07c24b28cfbc511a70cb5d4f5e7051c11c4dac16e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08368",
    "kind": "arxiv",
    "version": 1
  }
}