Pith Number

pith:LEQVHXCH

pith:2024:LEQVHXCHV2PKNIPEMQZWOWDE6R

not attested not anchored not stored refs pending

Self-supervised learning for radio-astronomy source classification: a benchmark

Andrew M. Hopkins, Concetto Spampinato, Fabio Vitello, Giuseppe Vizzari, Simone Palazzo, Simone Riggi, Thomas Cecconello, Ugo Becciani

arxiv:2411.14078 v2 · 2024-11-21 · astro-ph.IM · 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{LEQVHXCHV2PKNIPEMQZWOWDE6R}

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.

Cited by

1 paper in Pith

Source Finding and Characterisation for SKAO Science

Receipt and verification

First computed	2026-07-05T09:39:11.164296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

592153dc47ae9ea6a1e46433675864f47ad173a0055ce6b45b29c088f529e58f

Aliases

arxiv: 2411.14078 · arxiv_version: 2411.14078v2 · doi: 10.48550/arxiv.2411.14078 · pith_short_12: LEQVHXCHV2PK · pith_short_16: LEQVHXCHV2PKNIPE · pith_short_8: LEQVHXCH

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/LEQVHXCHV2PKNIPEMQZWOWDE6R \
  | 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: 592153dc47ae9ea6a1e46433675864f47ad173a0055ce6b45b29c088f529e58f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebe1d469170b0209e0e87d7578266223f34593233217cbe6fd9ab1b37318834d",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-11-21T12:43:19Z",
    "title_canon_sha256": "9435c5c4eb6eeb10eab98f1a3bb8e5ca9c018e0a97311f95399dbb996824cff5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.14078",
    "kind": "arxiv",
    "version": 2
  }
}