Pith Number

pith:3F3B7FYM

pith:2014:3F3B7FYMF52O5SBOI7CWTIXMMU

not attested not anchored not stored refs pending

The 2-79 keV X-ray Spectrum of the Circinus Galaxy with NuSTAR, XMM-Newton and Chandra: a Fully Compton-Thick AGN

A. Comastri, A. Marinucci, B. Luo, B. W. Grefenstette, C. J. Hailey, C. M. Urry, C. Saez, D. J. Walton, D. Stern, E. Treister, F. A. Harrison, F. E. Bauer, F. E. Christensen, F. Fuerst, G. Madejski, G. Matt, K. K. Madsen, M. Brightman, M. Koss, M. Stuhlinger, P. Ar\'Evalo, P. Gandhi, S. E. Boggs, S. Puccetti, W. N. Brandt, W. W. Craig, W. W.Zhang

arxiv:1406.3345 v1 · 2014-06-12 · 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{3F3B7FYMF52O5SBOI7CWTIXMMU}

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	2026-05-18T01:42:57.924433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9761f970c2f74eec82e47c569a2ec6536097d871ace542965d18b74ab3c3b11

Aliases

arxiv: 1406.3345 · arxiv_version: 1406.3345v1 · doi: 10.48550/arxiv.1406.3345 · pith_short_12: 3F3B7FYMF52O · pith_short_16: 3F3B7FYMF52O5SBO · pith_short_8: 3F3B7FYM

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/3F3B7FYMF52O5SBOI7CWTIXMMU \
  | 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: d9761f970c2f74eec82e47c569a2ec6536097d871ace542965d18b74ab3c3b11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f867aed5dcea2295597b31c18b41c0a88ec3a30c04087463d688599c5504506",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-06-12T20:00:05Z",
    "title_canon_sha256": "e841623064b0f9969aa693abbff5863267dee5070af28784a88f03b4d7fa8982"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3345",
    "kind": "arxiv",
    "version": 1
  }
}