Pith Number

pith:NNQDN7VS

pith:2015:NNQDN7VS26P5KWG4W4FMA4TBJE

not attested not anchored not stored refs pending

Brightest Cluster Galaxies in the Extended GMRT radio halo cluster sample. Radio properties and cluster dynamics

Daniele Dallacasa, Elena Zucca, Rossella Cassano, Ruta Kale, Sandro Bardelli, Simona Giacintucci, Tiziana Venturi

arxiv:1506.05612 v1 · 2015-06-18 · astro-ph.GA · 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{NNQDN7VS26P5KWG4W4FMA4TBJE}

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	2026-05-18T01:33:42.849578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b6036feb2d79fd558dcb70ac07261490f559951e8f4913bed2210d828565b53

Aliases

arxiv: 1506.05612 · arxiv_version: 1506.05612v1 · doi: 10.48550/arxiv.1506.05612 · pith_short_12: NNQDN7VS26P5 · pith_short_16: NNQDN7VS26P5KWG4 · pith_short_8: NNQDN7VS

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/NNQDN7VS26P5KWG4W4FMA4TBJE \
  | 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: 6b6036feb2d79fd558dcb70ac07261490f559951e8f4913bed2210d828565b53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "801a80d95129d6b5cb9aa8576b04a642a849ea1a485cb22b34c558b27038f466",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-06-18T10:21:51Z",
    "title_canon_sha256": "f3df9cce1003b06cd7066ceb8296fb638ec99a75f04de484bf21d2f50e0050f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05612",
    "kind": "arxiv",
    "version": 1
  }
}