Pith Number

pith:BHAKG4GZ

pith:2016:BHAKG4GZQK2FJAMLYEIO3Y65YM

not attested not anchored not stored refs pending

X-ray absorption, nuclear infrared emission and dust covering factors of AGN: testing Unification Schemes

A. Alonso-Herrero, A. Asensio Ramos, A. Blain, A. Caccianiga, A. Hern\'an-Caballero, C. Ramos Almeida, F. J. Carrera, L. Ballo, M. G. Watson, S. Mateos, V. Braito, X. Barcons

arxiv:1601.04439 v2 · 2016-01-18 · 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{BHAKG4GZQK2FJAMLYEIO3Y65YM}

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	2026-05-18T01:18:29.474050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09c0a370d982b454818bc110ede3ddc30d8573aa081fb263ffb211780203a685

Aliases

arxiv: 1601.04439 · arxiv_version: 1601.04439v2 · doi: 10.48550/arxiv.1601.04439 · pith_short_12: BHAKG4GZQK2F · pith_short_16: BHAKG4GZQK2FJAML · pith_short_8: BHAKG4GZ

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/BHAKG4GZQK2FJAMLYEIO3Y65YM \
  | 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: 09c0a370d982b454818bc110ede3ddc30d8573aa081fb263ffb211780203a685

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae1201fbe61b98b6f0ed669ad1d410fa6d4710b322c313fa3f7c294f76bcdf84",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-01-18T09:35:48Z",
    "title_canon_sha256": "f6023f7ca3e825734a87d2478a912dfc3b4785a66c6896cb3c910ba5fe6d9df6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.04439",
    "kind": "arxiv",
    "version": 2
  }
}