Pith Number

pith:SU4WVW7G

pith:2009:SU4WVW7GN5QC5WEFA6U7ZE2UM6

not attested not anchored not stored refs pending

Balancing the Cosmic Energy Budget: The Cosmic X-ray Background, Blazars and the Compton Thick AGN Fraction

A.R. Draper, D.R. Ballantyne

arxiv:0910.4904 v1 · 2009-10-26 · 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{SU4WVW7GN5QC5WEFA6U7ZE2UM6}

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	2026-05-18T02:34:12.858077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95396adbe66f602ed88507a9fc935467ba6e045227f196c7b5e7c75bd579f81c

Aliases

arxiv: 0910.4904 · arxiv_version: 0910.4904v1 · doi: 10.48550/arxiv.0910.4904 · pith_short_12: SU4WVW7GN5QC · pith_short_16: SU4WVW7GN5QC5WEF · pith_short_8: SU4WVW7G

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/SU4WVW7GN5QC5WEFA6U7ZE2UM6 \
  | 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: 95396adbe66f602ed88507a9fc935467ba6e045227f196c7b5e7c75bd579f81c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dad2b0c5abeefff18e7b076b959381fdcfb7ee1349591faf1556f741e185816",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-26T15:13:39Z",
    "title_canon_sha256": "23a324df34add7e8de23ddd4d4fe1a823e21cc4e72cc63f85df26d6605b758e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4904",
    "kind": "arxiv",
    "version": 1
  }
}