Pith Number

pith:B5BTBE5C

pith:2012:B5BTBE5CAYBZ3CXVBEPI6YHD4N

not attested not anchored not stored refs pending

X-ray Bright Active Galactic Nuclei in Massive Galaxy Clusters I: Number Counts and Spatial Distribution

A. Mantz, A. von der Linden, B. Luo, R. G. Morris, S. Ehlert, S. W. Allen, W. N. Brandt, Y. Q. Xue

arxiv:1209.2132 v3 · 2012-09-10 · 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{B5BTBE5CAYBZ3CXVBEPI6YHD4N}

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	2026-05-18T01:54:37.388142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f433093a206039d8af5091e8f60e3e37d8e07b0f4af1d749c98729589b25ba8

Aliases

arxiv: 1209.2132 · arxiv_version: 1209.2132v3 · doi: 10.48550/arxiv.1209.2132 · pith_short_12: B5BTBE5CAYBZ · pith_short_16: B5BTBE5CAYBZ3CXV · pith_short_8: B5BTBE5C

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/B5BTBE5CAYBZ3CXVBEPI6YHD4N \
  | 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: 0f433093a206039d8af5091e8f60e3e37d8e07b0f4af1d749c98729589b25ba8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f392c1f2934a541b006df26169a68b4ea7ceb30a55fd829b137a36e09608acf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-10T20:05:06Z",
    "title_canon_sha256": "8378ec630f3f936645fd36825d2240c25d2eadac8cbbebf82bbab2fe66cf68c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2132",
    "kind": "arxiv",
    "version": 3
  }
}