Pith Number

pith:MQI6BLAL

pith:2013:MQI6BLALYUQY6DXSJH76E4GPB3

not attested not anchored not stored refs pending

The Halo Occupation Distribution of X-ray-Bright Active Galactic Nuclei: A Comparison with Luminous Quasars

Adam Myers, Jonathan W. Richardson, Ryan C. Hickox, Suchetana Chatterjee, Zheng Zheng

arxiv:1303.2942 v2 · 2013-03-12 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQI6BLALYUQY6DXSJH76E4GPB3}

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	2026-05-18T00:00:13.939781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6411e0ac0bc5218f0ef249ffe270cf0ece2ff9a62fab7c42f9f30fd1ca268f37

Aliases

arxiv: 1303.2942 · arxiv_version: 1303.2942v2 · doi: 10.48550/arxiv.1303.2942 · pith_short_12: MQI6BLALYUQY · pith_short_16: MQI6BLALYUQY6DXS · pith_short_8: MQI6BLAL

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/MQI6BLALYUQY6DXSJH76E4GPB3 \
  | 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: 6411e0ac0bc5218f0ef249ffe270cf0ece2ff9a62fab7c42f9f30fd1ca268f37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35c970db4f0e3dba944e6604b6021b53e48b3908969eb26c7d80d952f7458b70",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-12T16:28:02Z",
    "title_canon_sha256": "5cc719d33b3c1ebb150a9e2a2a7a3b39a84bacb1ced96ee86d545d7add079da7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2942",
    "kind": "arxiv",
    "version": 2
  }
}