Pith Number

pith:DSPUWLVF

pith:2018:DSPUWLVFUX5WM5P2WL3FFRZU3W

not attested not anchored not stored refs pending

Performance of a highly sensitive, 19-element, dual-polarization, cryogenic L-band Phased Array Feed on the Green Bank Telescope

2. Green Bank Observatory (GBO), 3. Brigham Young University (BYU), 4. West Virginia University (WVU), A.J. Beasley (1) (1. National Radio Astronomy Observatory (NRAO), A. Rane (4), B. Jeffs (3), B. Simon (2), Charlottesville, D. Anish Roshi (1), D. J. Pisano (4), D.R. Lorimer (4), Green Bank, J. Castro (1), J. Diao (3), J. D. Nelson (2), J. Ray (2), J. R. Fisher (1), K. F. Warnick (3), K. Rajwade (4), L. Hawkins (2), L. Jensen (2), M. Burnett (3), M. Morgan (1), Morgantown), M. Ruzindana (3), N. M. Pingel (4), P. Marganian (2), Provo, R. Black (3), R. Prestage (2), S. White (2), T. Boyd (1), T. Chamberlin (2), V. van Tonder (2), W. Groves (1), W. Shillue (1)

arxiv:1803.04473 v1 · 2018-03-12 · 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{DSPUWLVFUX5WM5P2WL3FFRZU3W}

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	2026-05-18T00:17:04.205476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c9f4b2ea5a5fb6675fab2f652c734dda086c8acacb1f8a864df57fbf8326860

Aliases

arxiv: 1803.04473 · arxiv_version: 1803.04473v1 · doi: 10.48550/arxiv.1803.04473 · pith_short_12: DSPUWLVFUX5W · pith_short_16: DSPUWLVFUX5WM5P2 · pith_short_8: DSPUWLVF

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/DSPUWLVFUX5WM5P2WL3FFRZU3W \
  | 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: 1c9f4b2ea5a5fb6675fab2f652c734dda086c8acacb1f8a864df57fbf8326860

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d06656d803e959e0cd5a4bc0f709e4de635a44a0d6502ba849934af0bf589287",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-03-12T19:21:19Z",
    "title_canon_sha256": "ab97019c0a935b834caafcf92d64198af864722443f627b49aebd37496506ddd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04473",
    "kind": "arxiv",
    "version": 1
  }
}