Pith Number

pith:WQQGQXMN

pith:2018:WQQGQXMN72RU4TJMUX7AVYEPKK

not attested not anchored not stored refs pending

Assessment of ionospheric activity tolerances for Epoch of Reionisation science with the Murchison Widefield Array

A. Beardsley, B. J. Hazelton, B. McKinley, B. Pindor, Cathryn M. Trott, C. H. Jordan, D. A. Mitchell, D. Jacobs, F. Briggs, J. Bowman, J. C. Pober, J. Hewitt, J. Line, J. S. B. Wyithe, M. F. Morales, M. Tegmark, R. B. Wayth, R. L. Webster, R. Subrahmanyan, S. G. Murray, S. J. Tingay, S. Sethi, U. Shankar

arxiv:1809.06851 v1 · 2018-09-18 · 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{WQQGQXMN72RU4TJMUX7AVYEPKK}

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	2026-05-18T00:05:24.462111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b420685d8dfea34e4d2ca5fe0ae08f52b5881c736d236f0ffcbf0defae7a2f31

Aliases

arxiv: 1809.06851 · arxiv_version: 1809.06851v1 · doi: 10.48550/arxiv.1809.06851 · pith_short_12: WQQGQXMN72RU · pith_short_16: WQQGQXMN72RU4TJM · pith_short_8: WQQGQXMN

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/WQQGQXMN72RU4TJMUX7AVYEPKK \
  | 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: b420685d8dfea34e4d2ca5fe0ae08f52b5881c736d236f0ffcbf0defae7a2f31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d5ecf4543f04c95b91d9aac417b6ad9e5e04ec05f1ec3cfe7caeb62b00cb634",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-09-18T01:30:02Z",
    "title_canon_sha256": "7c4281324bff1416be41d89a99ae554ba1cf2cd013506eaf980b8d0820f0b81e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06851",
    "kind": "arxiv",
    "version": 1
  }
}