Pith Number

pith:A7CTH24J

pith:2018:A7CTH24JTH5R72FY6CVTCXSTRD

not attested not anchored not stored refs pending

LOFAR discovery of a double radio halo system in Abell 1758 and radio/X-ray study of the cluster pair

A. Bonafede, A. Botteon, A. Wilber, D. Dallacasa, D. N. Hoang, F. De Gasperin, F. Savini, G. Brunetti, G. J. White, H. J. A. R\"ottgering, M. Br\"uggen, M. Hoeft, R. Cassano, R. J. van Weeren, S. Mandal, T. Venturi, T. W. Shimwell

arxiv:1804.09187 v1 · 2018-04-24 · astro-ph.CO · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A7CTH24JTH5R72FY6CVTCXSTRD}

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	2026-05-18T00:15:54.612075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07c533eb8999fb1fe8b8f0ab315e5388cebd902a0bdbede11bae6bc495437c9b

Aliases

arxiv: 1804.09187 · arxiv_version: 1804.09187v1 · doi: 10.48550/arxiv.1804.09187 · pith_short_12: A7CTH24JTH5R · pith_short_16: A7CTH24JTH5R72FY · pith_short_8: A7CTH24J

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/A7CTH24JTH5R72FY6CVTCXSTRD \
  | 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: 07c533eb8999fb1fe8b8f0ab315e5388cebd902a0bdbede11bae6bc495437c9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92fe8997334012a1913a1d0175bd9694b3a4ed7098c99dd1ae77508e6f6ffa94",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-04-24T18:00:13Z",
    "title_canon_sha256": "d854b946c661000da593c13fd3922dc83d7c1f229305b85043920862206bb606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09187",
    "kind": "arxiv",
    "version": 1
  }
}