Pith Number

pith:PDBRCUDF

pith:2011:PDBRCUDF4YZMF455X65A473KK2

not attested not anchored not stored refs pending

Extreme AGN feedback in the Massive Cluster Survey (MACS): a detailed study of X-ray cavities at z > 0.3

A. C. Edge, A.C. Fabian, G.B. Taylor, H. Ebeling, J. Hlavacek-Larrondo, J.S. Sanders, M. T. Hogan

arxiv:1110.0489 v2 · 2011-10-03 · astro-ph.CO · astro-ph.HE

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	2026-05-18T02:00:18.453198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78c3115065e632c2f3bdbfba0e7f6a56a9c63d02bfed162afca445448cba7451

Aliases

arxiv: 1110.0489 · arxiv_version: 1110.0489v2 · doi: 10.48550/arxiv.1110.0489 · pith_short_12: PDBRCUDF4YZM · pith_short_16: PDBRCUDF4YZMF455 · pith_short_8: PDBRCUDF

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/PDBRCUDF4YZMF455X65A473KK2 \
  | 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: 78c3115065e632c2f3bdbfba0e7f6a56a9c63d02bfed162afca445448cba7451

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33d7ee0660d4236009c70fccf9d3b8a0185ff7a5778da373fe30f8424083a484",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-03T20:28:01Z",
    "title_canon_sha256": "5de94e90381f3e26272c4fe2151710864e2478d8e42f01ab81c065902825d853"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0489",
    "kind": "arxiv",
    "version": 2
  }
}