Pith Number

pith:CEG4D54J

pith:2012:CEG4D54JMO572SIIGQFOJP6J7A

not attested not anchored not stored refs pending

Radiative efficiency, variability and Bondi accretion onto massive black holes: from mechanical to quasar feedback in brightest cluster galaxies

((1) U. Waterloo, 2, (2) Perimeter Institute, 3), (3) CfA, (4) Durham), A.C. Edge (4), A.N. Vantyghem (1), B.R. McNamara (1, H.R. Russell (1), M.T. Hogan (4), R.A. Main (1)

arxiv:1211.5604 v1 · 2012-11-23 · 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{CEG4D54JMO572SIIGQFOJP6J7A}

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	2026-05-18T01:53:01.022586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

110dc1f78963bbfd4908340ae4bfc9f80045d39a9daf7613a337f6b25d78612f

Aliases

arxiv: 1211.5604 · arxiv_version: 1211.5604v1 · doi: 10.48550/arxiv.1211.5604 · pith_short_12: CEG4D54JMO57 · pith_short_16: CEG4D54JMO572SII · pith_short_8: CEG4D54J

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/CEG4D54JMO572SIIGQFOJP6J7A \
  | 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: 110dc1f78963bbfd4908340ae4bfc9f80045d39a9daf7613a337f6b25d78612f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fae7dd60ff28b84d493a6d39094b6f81feaabe0008b3c871c76e3d1f7264a39a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-23T21:00:04Z",
    "title_canon_sha256": "117110892d99d9e770283db3b009090b718eaa57ad3ad97655c57514afab4339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5604",
    "kind": "arxiv",
    "version": 1
  }
}