Pith Number

pith:LCKU5TE6

pith:2025:LCKU5TE6ND6NHJ3Z4KJ5RGISNQ

not attested not anchored not stored refs pending

A view of the CIZA J2242.8+5301 galaxy cluster at very low radio frequencies

D. Hoang, F. De Gasperin, G. Brunetti, G. Di Gennaro, G. Lusetti, H. Rottgering, H. W. Edler, M. Br\"uggen, M. Hoeft, R. van Weeren, T. Pasini, V. Cuciti

arxiv:2505.23402 v1 · 2025-05-29 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LCKU5TE6ND6NHJ3Z4KJ5RGISNQ}

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	2026-07-05T11:12:01.115620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58954ecc9e68fcd3a779e293d899126c2fd0bc8dae22cc8f6bc4d280c2bd9b62

Aliases

arxiv: 2505.23402 · arxiv_version: 2505.23402v1 · doi: 10.48550/arxiv.2505.23402 · pith_short_12: LCKU5TE6ND6N · pith_short_16: LCKU5TE6ND6NHJ3Z · pith_short_8: LCKU5TE6

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/LCKU5TE6ND6NHJ3Z4KJ5RGISNQ \
  | 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: 58954ecc9e68fcd3a779e293d899126c2fd0bc8dae22cc8f6bc4d280c2bd9b62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f9b609fa156204f111215eccb6efcbc8db43361a587375a158ce3929740d5b7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-05-29T12:43:08Z",
    "title_canon_sha256": "a25c028eee70322a4014138e03281c10db44acb70c8745aa665561f35939fa57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23402",
    "kind": "arxiv",
    "version": 1
  }
}