Pith Number

pith:QGMWGZXY

pith:2016:QGMWGZXYG3GC5XTVLX6NWQITRC

not attested not anchored not stored refs pending

Broad-band properties of flat-spectrum radio-loud narrow-line Seyfert 1 galaxies

A. Caccianiga, A. L\"ahteenm\"aki, A. Sievers, B. M. Peterson, D. Grupe, E. Angelakis, E. J\"arvel\"a, G. La Mura, G. Tagliaferri, J. L. Richards, J. Tammi, L. Foschini, L. Fuhrmann, L. Gallo, L. Maraschi, M. Berton, M. L. Lister, M. M. Lisakov, M. Tornikoski, O. Tibolla, P. Rafanelli, P. Romano, S. Ciroi, S. Kaufmann, S. Komossa, S. Mathur, S. Vercellone, V. Braito, V. Cracco, Y. Y. Kovalev

arxiv:1602.08227 v1 · 2016-02-26 · 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{QGMWGZXYG3GC5XTVLX6NWQITRC}

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	2026-07-05T00:11:53.033850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81996366f836cc2ede755dfcdb41138892e196abffee18a49346b6a766e20514

Aliases

arxiv: 1602.08227 · arxiv_version: 1602.08227v1 · doi: 10.48550/arxiv.1602.08227 · pith_short_12: QGMWGZXYG3GC · pith_short_16: QGMWGZXYG3GC5XTV · pith_short_8: QGMWGZXY

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/QGMWGZXYG3GC5XTVLX6NWQITRC \
  | 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: 81996366f836cc2ede755dfcdb41138892e196abffee18a49346b6a766e20514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dca67d62cc0d6f5c6349112a1a6fdd6838f04d8adcc4409e6a65e2321e60857",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-02-26T07:50:13Z",
    "title_canon_sha256": "d4c790e1e84a6dd9bce64ea590a81438ac579e092e0ac406ffff8fa6f55e0a43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08227",
    "kind": "arxiv",
    "version": 1
  }
}