Pith Number

pith:3GSJIVXV

pith:2011:3GSJIVXVJKGZWF3IEJ6GQQCFVS

not attested not anchored not stored refs pending

Performance of Polarimetric Beamformers for Phased Array Radio Telescopes

Karl F. Warnick, Marianna V. Ivashina, Rob Maaskant, Stefan J. Wijnholds

arxiv:1108.5402 v1 · 2011-08-26 · 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{3GSJIVXVJKGZWF3IEJ6GQQCFVS}

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	2026-05-18T04:14:37.573145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9a49456f54a8d9b1768227c684045acb826487d52f32e2fdc8752080f12c9b2

Aliases

arxiv: 1108.5402 · arxiv_version: 1108.5402v1 · doi: 10.48550/arxiv.1108.5402 · pith_short_12: 3GSJIVXVJKGZ · pith_short_16: 3GSJIVXVJKGZWF3I · pith_short_8: 3GSJIVXV

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/3GSJIVXVJKGZWF3IEJ6GQQCFVS \
  | 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: d9a49456f54a8d9b1768227c684045acb826487d52f32e2fdc8752080f12c9b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0f7eadf1363b01dab573759e82492a848290d4b78011c10b586603dee74f398",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-08-26T22:15:53Z",
    "title_canon_sha256": "dcfe92890dd1b0828bf9686869abceb62b171724421f26c6424f312468ae365a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5402",
    "kind": "arxiv",
    "version": 1
  }
}