Pith Number

pith:FMHF2GU2

pith:2014:FMHF2GU25W47MKSQEPFNVPXFVM

not attested not anchored not stored refs pending

Spitzer Mid-IR Spectroscopy of Powerful 2Jy and 3CRR Radio Galaxies. II. AGN Power Indicators and Unification

A. Robinson, B. Mingo, C. Ramos Almeida, C. Tadhunter, D. Axon, D. Dicken, H. Spoon, J. Holt, K. J. Inskip, M.B.N. Kouwenhoven, M. Hardcastle, M. Magagnoli, M. Rose, N. P. H. Nesvadba, P. Kharb, R. Morganti, V. Singh

arxiv:1405.0670 v2 · 2014-05-04 · 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{FMHF2GU25W47MKSQEPFNVPXFVM}

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	2026-05-18T01:43:20.150330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b0e5d1a9aedb9f62a5023cadabee5ab30220ecc34fa2a4c2c6020269f69b2f6

Aliases

arxiv: 1405.0670 · arxiv_version: 1405.0670v2 · doi: 10.48550/arxiv.1405.0670 · pith_short_12: FMHF2GU25W47 · pith_short_16: FMHF2GU25W47MKSQ · pith_short_8: FMHF2GU2

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/FMHF2GU25W47MKSQEPFNVPXFVM \
  | 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: 2b0e5d1a9aedb9f62a5023cadabee5ab30220ecc34fa2a4c2c6020269f69b2f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e2250575544ee5ff5b12b4b6d64fe73faeb99548269308253aa66d560ae3d4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-05-04T09:28:55Z",
    "title_canon_sha256": "4aa84f8b0cb9009463e9194ff44c34d76a106c9ee6e7174787c0d2bd11cfec1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0670",
    "kind": "arxiv",
    "version": 2
  }
}