Pith Number

pith:4VC2BSTU

pith:2026:4VC2BSTUPRTFUX7CQN2UTJ35VC

not attested not anchored not stored refs pending

A High-Bandwidth Backplane for Wideband Radio Interferometers and Integration with the CHORD Telescope Correlators

Graeme Smecher, Jean-Francois Cliche, Joshua Montgomery, Matt Dobbs, Wellington Avelino

arxiv:2606.02825 v1 · 2026-06-01 · 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{4VC2BSTUPRTFUX7CQN2UTJ35VC}

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	2026-06-03T01:05:23.958064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e545a0ca747c665a5fe2837549a77da8aebc212b196a79808b9e68a993f66325

Aliases

arxiv: 2606.02825 · arxiv_version: 2606.02825v1 · doi: 10.48550/arxiv.2606.02825 · pith_short_12: 4VC2BSTUPRTF · pith_short_16: 4VC2BSTUPRTFUX7C · pith_short_8: 4VC2BSTU

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/4VC2BSTUPRTFUX7CQN2UTJ35VC \
  | 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: e545a0ca747c665a5fe2837549a77da8aebc212b196a79808b9e68a993f66325

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d32bfd8bb697855c30cf4476fda0ab3b1e371b9005ab93eab282655ae74f0885",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-01T19:43:01Z",
    "title_canon_sha256": "6585bc155f8c9d96b9cb3ec69eafa83a997411982e3af6bd75d30c0a5831ddce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02825",
    "kind": "arxiv",
    "version": 1
  }
}