Pith Number

pith:RIB4B4UL

pith:2014:RIB4B4UL2ZSHPVZGHFHQ4AXZPI

not attested not anchored not stored refs pending

LOFAR low-band antenna observations of the 3C295 and Bootes fields: source counts and ultra-steep spectrum sources

A. Alexov, A. Bonafede, A. Deller, A. G. Polatidis, A. Merloni, A. M. M. Scaife, A. Renting, A. R. Offringa, A. Rowlinson, A. Shulevski, A. Stewart, A. van der Horst, A. W. Gunst, B. Ciardi, B. W. Stappers, C. Ferrari, C. Horellou, C. Tasse, C. Toribio, C. Vocks, D. A. Rafferty, D. Engels, D. McKay-Bukowski, D. Schwarz, E. de Geus, E. Juette, E. Orru, F. Breitling, F. De Gasperin, G. Bernardi, G. Brunetti, G. Heald, G. J. White, G. Mann, G. Pietka, H. Falcke, H. J. A. Rottgering, H. Munk, H. Paas, H. R. Butcher, H.-R. Klockner, H. T. Intema, I. M. Avruch, I. M. van Bemmel, I. Prandoni, J. Anderson, J. Broderick, J. B. R. Oonk, J. Eisloffel, J. Griessmeier, J. Harwood, J. Horandel, J. P. Hamaker, J. P. McKean, J. Sluman, J. Swinbank, K. T. Chyzy, M. A. Garrett, M. Bruggen, M. de Vos, M. E. Bell, M. Hoeft, M. Iacobelli, M. Jamrozy, M. J. Bentum, M. J. Jarvis, M. Kunert-Bajraszewska, M. Kuniyoshi, M. Mevius, M. Pandey-Pommier, M. Serylak, M. Steinmetz, M. Tagger, M. W. Wise, N. J. Jackson, N. R. Mohan, O. Smirnov, O. Wucknitz, P. Best, P. Maat, P. Zarka, R. A. Fallows, R. Beck, R. J. van Weeren, R. Morganti, R. Pizzo, R. Vermeulen, S. Bhatnagar, S. Duscha, S. Thoudam, S. van der Tol, S. van Velzen, T. A. Ensslin, T. E. Hassall, V. I. Kondratiev, V. N. Pandey, W. Frieswijk, W. L. Williams, W. N. Brouw, W. Reich, Y. Tang

arxiv:1409.5437 v1 · 2014-09-18 · 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{RIB4B4UL2ZSHPVZGHFHQ4AXZPI}

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	2026-05-18T02:42:27.641581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a03c0f28bd66477d726394f0e02f97a2e568dfaab668a350957429593e5b589

Aliases

arxiv: 1409.5437 · arxiv_version: 1409.5437v1 · doi: 10.48550/arxiv.1409.5437 · pith_short_12: RIB4B4UL2ZSH · pith_short_16: RIB4B4UL2ZSHPVZG · pith_short_8: RIB4B4UL

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/RIB4B4UL2ZSHPVZGHFHQ4AXZPI \
  | 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: 8a03c0f28bd66477d726394f0e02f97a2e568dfaab668a350957429593e5b589

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c65c99c79cb736c244c0df6598d8ca1a62022297dc62c23430f9e5f66a2c7f40",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-18T20:00:08Z",
    "title_canon_sha256": "9390028d8dfc20e9b68ca322b95a039f4bf2ed161318976bde60e56d92951f0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5437",
    "kind": "arxiv",
    "version": 1
  }
}