Pith Number

pith:QLOBHLAW

pith:2018:QLOBHLAWIBJ7GXBQZBBKNAYQ4R

not attested not anchored not stored refs pending

Variable-delay Polarization Modulators for the CLASS Telescopes

Aamir Ali, Bastian Pradenas Marquez, Bingjie Wang, Carl Reintsema, Carolina Nu\~nez, Charles L. Bennett, David T. Chuss, Deniz Augusto Nunes Valle, Duncan Watts, Edward Wollack, Gary F. Hinshaw, Gene Hilton, Gonzalo Palma, Ivan L. Padilla, Janet Weiland, Jeffrey Iuliano, Jeffrey McMahon, Johannes Hubmayr, John Karakla, John W. Appel, Joseph Cleary, Joseph Eimer, Jullianna Couto, Karwan Rostem, Kathleen Harrington, Kevin Denis, Lingzhen Zeng, Lucas Parker, Manwei Chan, Mark Halpern, Martin DeGeorge, Matthew Petroff, Michael Brewer, Nathan J. Miller, Pedro Fluxa, Qinan Wang, Ricardo Bustos, Rodrigo Reeves, Rolando D\"unner, Sumit Dahal, Theodore W. Grunberg, Thomas Essinger-Hileman, Tobias Marriage, Trevor Van Engelhoven, Zhilei Xu, Ziang Yan

arxiv:1807.03807 v1 · 2018-07-10 · 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{QLOBHLAWIBJ7GXBQZBBKNAYQ4R}

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	2026-05-18T00:10:59.035919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82dc13ac164053f35c30c842a68310e44dbd7cf8d759a87631fb5f50788724fb

Aliases

arxiv: 1807.03807 · arxiv_version: 1807.03807v1 · doi: 10.48550/arxiv.1807.03807 · pith_short_12: QLOBHLAWIBJ7 · pith_short_16: QLOBHLAWIBJ7GXBQ · pith_short_8: QLOBHLAW

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/QLOBHLAWIBJ7GXBQZBBKNAYQ4R \
  | 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: 82dc13ac164053f35c30c842a68310e44dbd7cf8d759a87631fb5f50788724fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "767240628aab424751b4c1e78e8a0d9d21350684db487f73f160f8b3af9313f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-10T18:15:56Z",
    "title_canon_sha256": "009e7795f96053e6bc77131763097d7e9aa330dedebd955558e74ea01fc9e19f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03807",
    "kind": "arxiv",
    "version": 1
  }
}