Pith Number

pith:KFQDIE5L

pith:2009:KFQDIE5LRJ2677FGSSOR7VKVR7

not attested not anchored not stored refs pending

A GPU based real-time software correlation system for the Murchison Widefield Array prototype

Frank H. Briggs, Lincoln J. Greenhill, Randall B. Wayth

arxiv:0906.1887 v1 · 2009-06-10 · 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{KFQDIE5LRJ2677FGSSOR7VKVR7}

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	2026-05-18T02:13:21.047271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51603413ab8a75effca6949d1fd5558fe318c90d7a2c9aaeb37999ad90a26530

Aliases

arxiv: 0906.1887 · arxiv_version: 0906.1887v1 · doi: 10.48550/arxiv.0906.1887 · pith_short_12: KFQDIE5LRJ26 · pith_short_16: KFQDIE5LRJ2677FG · pith_short_8: KFQDIE5L

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/KFQDIE5LRJ2677FGSSOR7VKVR7 \
  | 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: 51603413ab8a75effca6949d1fd5558fe318c90d7a2c9aaeb37999ad90a26530

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9f8234212914e18fc7ea35ed98405ddb9ca6ba9e52ae37c82c37b116ba044a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-06-10T08:47:36Z",
    "title_canon_sha256": "d68fecbe30fdf60f9f8c98ab5ff8f8815c0969e89858186fca92c495cc25794a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1887",
    "kind": "arxiv",
    "version": 1
  }
}