Pith Number

pith:MJUGK5CN

pith:2010:MJUGK5CNZ4B4TPNM7ZSWSRDBI6

not attested not anchored not stored refs pending

Witnessing the Formation of a Brightest Cluster Galaxy in a Nearby X-ray Cluster

Ali Dariush, Jesper Rasmussen, John S. Mulchaey, Lei Bai, Somak Raychaudhury, Trevor J. Ponman

arxiv:1005.3538 v1 · 2010-05-19 · astro-ph.CO

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

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	2026-05-18T02:07:16.731619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

626865744dcf03c9bdacfe6569446147a76b7bf0f5de02b0544d7d56daca5cdf

Aliases

arxiv: 1005.3538 · arxiv_version: 1005.3538v1 · doi: 10.48550/arxiv.1005.3538 · pith_short_12: MJUGK5CNZ4B4 · pith_short_16: MJUGK5CNZ4B4TPNM · pith_short_8: MJUGK5CN

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/MJUGK5CNZ4B4TPNM7ZSWSRDBI6 \
  | 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: 626865744dcf03c9bdacfe6569446147a76b7bf0f5de02b0544d7d56daca5cdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef6c172552e90081a0c01fafea4d74b775aeb54cd37b048037505c79bc6cf648",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-19T20:00:04Z",
    "title_canon_sha256": "6e98947cc1f836923dfb6a0cfeb4397e2cc9fd59da5cba8cbcb394479a1bf12d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.3538",
    "kind": "arxiv",
    "version": 1
  }
}