Pith Number

pith:6SCZ7C3R

pith:2020:6SCZ7C3RO6ECFFEBFRQ3X4KPJL

not attested not anchored not stored refs pending

Improved upper limits on the 21-cm signal power spectrum of neutral hydrogen at $\boldsymbol{z \approx 9.1}$ from LOFAR

A. Ghosh, A. M. Sardarabadi, A. R. Offringa, B. Ciardi, B. K. Gehlot, E. Chapman, F. G. Mertens, G. Mellema, H. Gan, H. K. Vedantham, I. T. Iliev, J. Schaye, K. M. B. Asad, L.V.E Koopmans, M. A. Brentjens, M. B. Silva, M. Mevius, R. Ghara, R. Kooistra, R. Mondal, S. Gazagnes, S. K. Giri, S. Yatawatta, S. Zaroubi, V. Jeli\'c, V. N. Pandey

arxiv:2002.07196 v2 · 2020-02-17 · 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{6SCZ7C3RO6ECFFEBFRQ3X4KPJL}

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.

Cited by

3 papers in Pith

Intensity fluctuations of radio halo in galaxy cluster: Insights from power spectrum estimation

Mitigating gain calibration errors from EoR observations with SKA1-Low AA*

Mitigating residual foregrounds and systematic errors in SKA1-Low AA* EoR observations via Bayesian Gaussian Process Regression

Receipt and verification

First computed	2026-07-05T00:42:24.004991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4859f8b7177882294812c61bbf14f4af510dd7dcf11f85dec7d19f5e626f73f

Aliases

arxiv: 2002.07196 · arxiv_version: 2002.07196v2 · doi: 10.48550/arxiv.2002.07196 · pith_short_12: 6SCZ7C3RO6EC · pith_short_16: 6SCZ7C3RO6ECFFEB · pith_short_8: 6SCZ7C3R

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/6SCZ7C3RO6ECFFEBFRQ3X4KPJL \
  | 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: f4859f8b7177882294812c61bbf14f4af510dd7dcf11f85dec7d19f5e626f73f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c4f298d014a31d1ab006fe50600e428dea40cf2a6b2cc27fc850787072293b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-02-17T19:00:10Z",
    "title_canon_sha256": "6837553628fa8399b8c1086bebe1aaadb99b8d080dfceeaf3686c80eb015cacd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.07196",
    "kind": "arxiv",
    "version": 2
  }
}