Pith Number

pith:FVIBQNL5

pith:2015:FVIBQNL5TWKQJPDKR42Q5M7SPY

not attested not anchored not stored refs pending

Obscuration-dependent evolution of Active Galactic Nuclei

Andrea Merloni, Antonis Georgakakis, Cyprian Rangel, James Aird, Johannes Buchner, Kirpal Nandra, Li-Ting Hsu, Mara Salvato, Marie-Luise Menzel, Murray Brightman, Nicholas Ross, Zhu Liu

arxiv:1501.02805 v2 · 2015-01-12 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FVIBQNL5TWKQJPDKR42Q5M7SPY}

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.

Cited by

1 paper in Pith

Population synthesis of active galactic nuclei based on the radiation-regulated unification model

Receipt and verification

First computed	2026-05-18T02:19:42.332933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d5018357d9d9504bc6a8f350eb3f27e014191379ba3d2bd53f216e86de59058

Aliases

arxiv: 1501.02805 · arxiv_version: 1501.02805v2 · doi: 10.48550/arxiv.1501.02805 · pith_short_12: FVIBQNL5TWKQ · pith_short_16: FVIBQNL5TWKQJPDK · pith_short_8: FVIBQNL5

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/FVIBQNL5TWKQJPDKR42Q5M7SPY \
  | 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: 2d5018357d9d9504bc6a8f350eb3f27e014191379ba3d2bd53f216e86de59058

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4af77c43fa7746f20a082a90528cc9f07aa11313e5bf376d7bdea4a2395a4e6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-01-12T21:00:12Z",
    "title_canon_sha256": "3ab7e85e422a36d91f432abab03d9a2e74c8a3b926eb34716b655b03eeeb00e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02805",
    "kind": "arxiv",
    "version": 2
  }
}