Pith Number

pith:EWKX6GLH

pith:2026:EWKX6GLH37Y4AZB5PYHODFDJ4Q

not attested not anchored not stored refs pending

Direct Primary Beam Correction: Untangling Mutual Coupling in 21-cm Cosmological Experiments

Andrew Faulkner, Anthony Brown, Ashish Mhaske, Dominic Anstey, Eloy de Lera Acedo, Fred Dulwich, John Cumner, Oscar S.D. O'Hara, Oskar Zetterstrom, Quentin Gueuning

arxiv:2607.11438 v1 · 2026-07-13 · astro-ph.CO · 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{EWKX6GLH37Y4AZB5PYHODFDJ4Q}

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	2026-07-14T02:22:02.843048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25957f1967dff1c0643d7e0ee19469e41b9d5eeec9b66119d1066e0b08670dc2

Aliases

arxiv: 2607.11438 · arxiv_version: 2607.11438v1 · doi: 10.48550/arxiv.2607.11438 · pith_short_12: EWKX6GLH37Y4 · pith_short_16: EWKX6GLH37Y4AZB5 · pith_short_8: EWKX6GLH

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/EWKX6GLH37Y4AZB5PYHODFDJ4Q \
  | 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: 25957f1967dff1c0643d7e0ee19469e41b9d5eeec9b66119d1066e0b08670dc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf759bfb21fdf1d0d2ef505efb7f3def108515aae8dbc60493a92f90770e64ca",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-07-13T11:47:51Z",
    "title_canon_sha256": "fdba1048f7c8d953a69baac559ff9cde18a634f48c09bb9f3f62d80da4c846e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.11438",
    "kind": "arxiv",
    "version": 1
  }
}