Pith Number

pith:7TR5P34L

pith:2009:7TR5P34LEEPKPD3TA3SNNMZU6N

not attested not anchored not stored refs pending

Fitting LINER nuclei within the AGN family: A matter of obscuration?

Astronomy, Crete, Department of Physics, Granada, Greece X-ray Astronomy Group, Heraklion, I. Marquez (Instituto de Astrofisica de Andalucia (CSIC), J. Masegosa (Instituto de Astrofisica de Andalucia (CSIC), Leicester, Leicester University, M. Guainazzi (European Space Astronomy Centre of ESA, O. Gonzalez-Martin (Physics Department, Spain), UK), University of Crete, Villanueva de la Canada

arxiv:0909.4082 v1 · 2009-09-22 · astro-ph.GA · 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{7TR5P34LEEPKPD3TA3SNNMZU6N}

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	2026-05-18T02:34:28.127445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fce3d7ef8b211ea78f7306e4d6b334f3476c4f066961a5d93383a7c4752911ef

Aliases

arxiv: 0909.4082 · arxiv_version: 0909.4082v1 · doi: 10.48550/arxiv.0909.4082 · pith_short_12: 7TR5P34LEEPK · pith_short_16: 7TR5P34LEEPKPD3T · pith_short_8: 7TR5P34L

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/7TR5P34LEEPKPD3TA3SNNMZU6N \
  | 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: fce3d7ef8b211ea78f7306e4d6b334f3476c4f066961a5d93383a7c4752911ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93c176100c45781ab4cb06df158850fb5980be32b4ecd4dde25aa654536b367d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-09-22T20:18:37Z",
    "title_canon_sha256": "8d1eac330e1e09dafffdf5ecd39f610772f67c245217408c78922dc7bf0786af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4082",
    "kind": "arxiv",
    "version": 1
  }
}