Pith Number

pith:A7C72FQA

pith:2010:A7C72FQAPWFKGF4T4ZFQR3VYW5

not attested not anchored not stored refs pending

Power spectrum extraction for redshifted 21-cm epoch of reionization experiments: the LOFAR case

A. G. de Bruyn, Andreas H. Pawlik, Andre Offringa, Benedetta Ciardi, Garrelt Mellema, Geraint Harker, Gianni Bernardi, Joop Schaye, Leon V. E. Koopmans, Michiel A. Brentjens, Panagiotis Labropoulos, Rajat M. Thomas, Saleem Zaroubi, Sarod Yatawatta, Vibor Jelic, V. N. Pandey

arxiv:1003.0965 v1 · 2010-03-04 · 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{A7C72FQAPWFKGF4T4ZFQR3VYW5}

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	2026-05-18T04:42:03.284518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07c5fd16007d8aa31793e64b08eeb8b76bc163dc9090a1ea8813a50e886c1fbc

Aliases

arxiv: 1003.0965 · arxiv_version: 1003.0965v1 · doi: 10.48550/arxiv.1003.0965 · pith_short_12: A7C72FQAPWFK · pith_short_16: A7C72FQAPWFKGF4T · pith_short_8: A7C72FQA

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/A7C72FQAPWFKGF4T4ZFQR3VYW5 \
  | 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: 07c5fd16007d8aa31793e64b08eeb8b76bc163dc9090a1ea8813a50e886c1fbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "863bfb9d81b41d295fb1cbc9f8db62d3083ec6086d7ec9b3ab14cb7cc4f87c3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-04T19:04:18Z",
    "title_canon_sha256": "c0776a701beaa2601fbe74643f498d85c4c1102884bdf122b309706d44b7c5f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0965",
    "kind": "arxiv",
    "version": 1
  }
}