Pith Number

pith:QQFVEA7A

pith:2014:QQFVEA7A66CDYF4I4NQMK6CYKB

not attested not anchored not stored refs pending

Lunar occultation of the diffuse radio sky: LOFAR measurements between 35 and 80 MHz

A. Asgekar, A. Bonafede, A. Corstanje, A. Deller, A. G. de Bruyn, A. Ghosh, A. G. Polatidis, A. H. Patil, A. Nelles, A. Renting, A. R. Offringa, A. Shulevski, A. W. Gunst, B. Ciardi, B. W. Stappers, C. Ferrari, C. Tasse, C. Toribio, C. Vocks, D. D. Mulcahy, D. Engels, D. McKay-Bukowski, D. Schwarz, E. Chapman, E. de Geus, E. Juette, E. Orru, E. R. Fernandez, F. B. Abdalla, F. Breitling, F. De Gasperin, G. Bernardi, G. Harker, G. Heald, G. Kuper, G. Mann, G. Mellema, H. Falcke, H. Jensen, H. K. Vedantham, H. Munk, H. R. Butcher, H. R\"ottgering, J. Anderson, J. Broderick, J. Eisl\"offel, J. Grie{\ss}meier, J. H\"orandel, J. Swinbank, K. M. B. Asad, L. V. E. Koopmans, M. A. Garrett, M. Brentjens, M. Br\"uggen, M. E. Bell, M. Hoeft, M. Iacobelli, M. J. Bentum, M. J. Norden, M. Kuniyoshi, M. Mevius, M. Pandey-Pommier, M. Steinmetz, M. Tagger, M. W. Wise, O. Martinez-Rubi, O. Smirnov, O. Wucknitz, P. Best, P. Lambropoulos, P. Zarka, R. A. Fallows, R. Fender, R. McFadden, R. M. Thomas, R. Pizzo, S. Bus, S. Daiboo, S. Duscha, S. J. Wijnholds, S. Kazemi, S. Markoff, S. ter Veen, S. Thoudam, S. Yatawatta, S. Zaroubi, T. E. Hassall, V. I. Kondratiev, V. Jelic, V. N. Pandey, V. Veligatla, W. Frieswijk, W. Reich, Y. Tang

arxiv:1407.4244 v1 · 2014-07-16 · astro-ph.IM · 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{QQFVEA7A66CDYF4I4NQMK6CYKB}

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	2026-05-18T02:04:10.963142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

840b5203e0f7843c1788e360c578585047c531db45540e5b10eef8bdbe737c09

Aliases

arxiv: 1407.4244 · arxiv_version: 1407.4244v1 · doi: 10.48550/arxiv.1407.4244 · pith_short_12: QQFVEA7A66CD · pith_short_16: QQFVEA7A66CDYF4I · pith_short_8: QQFVEA7A

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/QQFVEA7A66CDYF4I4NQMK6CYKB \
  | 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: 840b5203e0f7843c1788e360c578585047c531db45540e5b10eef8bdbe737c09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1bd90068d5faed5e34423f183da8b0940b7c81057c330ecc9e3a9a7bb0ab776",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-16T09:55:03Z",
    "title_canon_sha256": "882cec66e79fcd0ab2a9a3babc7ec5da372aed21f738da9c5c8a65a03d86131b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4244",
    "kind": "arxiv",
    "version": 1
  }
}