Pith Number

pith:S3WFBQMY

pith:2025:S3WFBQMYT7VPTHZF6CW45H3TAA

not attested not anchored not stored refs pending

Spectral modelling of Cygnus A between 110 and 250 MHz. Impact on the LOFAR 21-cm signal power spectrum

A. Acharya, A. R. Offringa, B. Ciardi, B. K. Gehlot, C. H\"ofer, E. Ceccotti, F. G. Mertens, I. Hothi, I. T. Iliev, J. K. Chege, J. P. McKean, L. V. E. Koopmans, M. Mevius, R. Ghara, S. A. Brackenhoff, S. Ghosh, S. Munshi, S. Zaroubi

arxiv:2502.18459 v1 · 2025-02-25 · astro-ph.CO · astro-ph.IM

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S3WFBQMYT7VPTHZF6CW45H3TAA}

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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.

Cited by

1 paper in Pith

Improved upper limits on the 21-cm signal power spectrum at $z=17.0$ and $z=20.3$ from an optimal field observed with NenuFAR

Receipt and verification

First computed	2026-07-05T10:46:00.962571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96ec50c1989feaf99f25f0adce9f730006461d57f1d895dab93ef0cc308537a0

Aliases

arxiv: 2502.18459 · arxiv_version: 2502.18459v1 · doi: 10.48550/arxiv.2502.18459 · pith_short_12: S3WFBQMYT7VP · pith_short_16: S3WFBQMYT7VPTHZF · pith_short_8: S3WFBQMY

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/S3WFBQMYT7VPTHZF6CW45H3TAA \
  | 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: 96ec50c1989feaf99f25f0adce9f730006461d57f1d895dab93ef0cc308537a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8abf8b381dd30e1643a3e6544e0ea347d57f90ed232e53fdfa5a40d8553220a",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-02-25T18:58:49Z",
    "title_canon_sha256": "81c29dee9f1fa3406d247a43e71f9a2d4d7fac6ce8a4dbcd4c6080c39f3467b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.18459",
    "kind": "arxiv",
    "version": 1
  }
}