Pith Number

pith:XKNFUHHV

pith:2017:XKNFUHHVZRSZSZ25TSEVME5UKD

not attested not anchored not stored refs pending

Survival of the obscuring torus in the most powerful active galactic nuclei

A. Alonso-Herrero, A. Blain, A. Caccianiga, A. Hern\'an-Caballero, C. Ramos Almeida, F. J. Carrera, M. Page, S. Mateos, T. Miyaji, X. Barcons

arxiv:1705.04323 v1 · 2017-05-11 · 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{XKNFUHHVZRSZSZ25TSEVME5UKD}

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	2026-05-18T00:43:25.070581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba9a5a1cf5cc6599675d9c895613b450cc0c2ce12d10a78417b9c63ad87d83fe

Aliases

arxiv: 1705.04323 · arxiv_version: 1705.04323v1 · doi: 10.48550/arxiv.1705.04323 · pith_short_12: XKNFUHHVZRSZ · pith_short_16: XKNFUHHVZRSZSZ25 · pith_short_8: XKNFUHHV

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/XKNFUHHVZRSZSZ25TSEVME5UKD \
  | 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: ba9a5a1cf5cc6599675d9c895613b450cc0c2ce12d10a78417b9c63ad87d83fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5c15ac4f0d691094a3ace679e3813475fd027d7214987a02769d768f5e9adf8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-05-11T18:00:00Z",
    "title_canon_sha256": "7f3c572b351cc09b723eed634fc1341b06ef241888dc8df9bf23c33714d57a53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04323",
    "kind": "arxiv",
    "version": 1
  }
}