Pith Number

pith:QUD3NVSL

pith:2017:QUD3NVSLZIM5L6RGPDQZY2MCMC

not attested not anchored not stored refs pending

Wide-field LOFAR-LBA power-spectra analyses: Impact of calibration, polarization leakage and ionosphere

A. G. de Bruyn, A. R. Offringa, B. K. Gehlot, K. M. B. Asad, L. V. E. Koopmans, M. A. Brentjens, M. Hatef, M. Mevius, S. Yatawatta, S. Zaroubi, V. Jelic, V. N. Pandey

arxiv:1709.07727 v2 · 2017-09-22 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QUD3NVSLZIM5L6RGPDQZY2MCMC}

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	2026-05-18T00:16:08.682156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8507b6d64bca19d5fa2678e19c698260a9113b1ef640a346f31969bf8540c687

Aliases

arxiv: 1709.07727 · arxiv_version: 1709.07727v2 · doi: 10.48550/arxiv.1709.07727 · pith_short_12: QUD3NVSLZIM5 · pith_short_16: QUD3NVSLZIM5L6RG · pith_short_8: QUD3NVSL

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/QUD3NVSLZIM5L6RGPDQZY2MCMC \
  | 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: 8507b6d64bca19d5fa2678e19c698260a9113b1ef640a346f31969bf8540c687

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97c70fc1e7b29a8c02c07cf5252deb4c245f328e5ed0d6a3b16b1d3c325eb237",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-09-22T13:17:00Z",
    "title_canon_sha256": "65ad4f88c0c4fe343df3f08263e994ae2c15e34454f0e09cad0d902b6cd88879"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07727",
    "kind": "arxiv",
    "version": 2
  }
}