Pith Number

pith:VDK7LESN

pith:2011:VDK7LESNQ7QAASJNXBB5Q3VALN

not attested not anchored not stored refs pending

Accretion-Driven Evolution of Black Holes: Eddington Ratios, Duty Cycles, and Active Galaxy Fractions

(2) Ohio State University, (3) Institucio Catalana de Recerca i Estudis Avancats, 4) ((1) GEPI - Observatoire de Paris, (4) Institut de Ciencies del Cosmos, CNRS, David H. Weinberg (2), Francesco Shankar (1), Jordi Miralda-Escude' (3, Universitat de Barcelona), Universite' Paris Diderot

arxiv:1111.3574 v2 · 2011-11-15 · 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{VDK7LESNQ7QAASJNXBB5Q3VALN}

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	2026-05-18T01:59:32.982498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8d5f5924d87e000492db843d86ea05b47af110f8c27f753fc0834f44ff1c2cf

Aliases

arxiv: 1111.3574 · arxiv_version: 1111.3574v2 · doi: 10.48550/arxiv.1111.3574 · pith_short_12: VDK7LESNQ7QA · pith_short_16: VDK7LESNQ7QAASJN · pith_short_8: VDK7LESN

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/VDK7LESNQ7QAASJNXBB5Q3VALN \
  | 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: a8d5f5924d87e000492db843d86ea05b47af110f8c27f753fc0834f44ff1c2cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "655f577e24b5a95cade87ff4977feb60aac8c6d2adb55c80a05f332acf012e3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-15T16:39:15Z",
    "title_canon_sha256": "89e91f0ccb1d6e2df5bd7d0b8d6e7f14ba9bfd4e55d532b0f54d11418971f068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3574",
    "kind": "arxiv",
    "version": 2
  }
}