Pith Number

pith:LNDIBOOQ

pith:2018:LNDIBOOQILJME6IOOFHPHRZAVI

not attested not anchored not stored refs pending

A fast and exact $w$-stacking and $w$-projection hybrid algorithm for wide-field interferometric imaging

Jason D. McEwen, Luke Pratley, Melanie Johnston-Hollitt

arxiv:1807.09239 v3 · 2018-07-24 · 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{LNDIBOOQILJME6IOOFHPHRZAVI}

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	2026-05-17T23:49:03.677269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b4680b9d042d2c2790e714ef3c720aa39b993cd6bb2b2632d1c3428ab4e433f

Aliases

arxiv: 1807.09239 · arxiv_version: 1807.09239v3 · doi: 10.48550/arxiv.1807.09239 · pith_short_12: LNDIBOOQILJM · pith_short_16: LNDIBOOQILJME6IO · pith_short_8: LNDIBOOQ

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/LNDIBOOQILJME6IOOFHPHRZAVI \
  | 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: 5b4680b9d042d2c2790e714ef3c720aa39b993cd6bb2b2632d1c3428ab4e433f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a55890fbf5c13fc8474c9c0fa9fc5692bbbb956ddebda005c72eb6ac07b0687",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-24T17:22:57Z",
    "title_canon_sha256": "7f39b173b5942703b53a887978c1d6d0db54d672e325f4c41e91c2a691bd4778"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09239",
    "kind": "arxiv",
    "version": 3
  }
}