Pith Number

pith:X44QYSRA

pith:2014:X44QYSRAMBHSNCG2XQ3PRST37E

not attested not anchored not stored refs pending

SDSSJ143244.91+301435.3: a link between radio-loud narrow-line Seyfert 1 galaxies and compact steep-spectrum radio sources?

A. Caccianiga, A. Kraus, A. Paulino-Afonso, D. Dallacasa, E. Sani, K.-H. Mack, L. Ballo, L. Foschini, M.J. March\~a, P. Severgnini, R. Della Ceca, R. Fanali, S. Ant\'on, T. Hamilton, T. Maccacaro

arxiv:1403.3229 v1 · 2014-03-13 · 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{X44QYSRAMBHSNCG2XQ3PRST37E}

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	2026-05-18T01:44:01.638102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf390c4a20604f2688dabc36f8ca7bf92e94bc51ef80bb01235e09ee8c8e502b

Aliases

arxiv: 1403.3229 · arxiv_version: 1403.3229v1 · doi: 10.48550/arxiv.1403.3229 · pith_short_12: X44QYSRAMBHS · pith_short_16: X44QYSRAMBHSNCG2 · pith_short_8: X44QYSRA

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/X44QYSRAMBHSNCG2XQ3PRST37E \
  | 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: bf390c4a20604f2688dabc36f8ca7bf92e94bc51ef80bb01235e09ee8c8e502b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6e65bee4e480f530d776fb74da291b7873030a1ee5958295794053f41ee2a6b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-13T10:52:52Z",
    "title_canon_sha256": "49ae1431b0be46aa5b04ec48c7b88dafa01667ba62cdab2bf268652b0db82690"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3229",
    "kind": "arxiv",
    "version": 1
  }
}