Pith Number

pith:IJ7FS3ME

pith:2018:IJ7FS3ME5M4PJBQGPLIMRUP3UM

not attested not anchored not stored refs pending

Feedhorn development and scalability for Simons Observatory and beyond

Aamir Ali, Bradley Dober, Charles A. Hill, Edward J. Wollack, Erin Healy, James A. Beall, Jason Austermann, Jeff McMahon, Johannes Hubmayr, John Orlowski-Scherer, Joseph E. Golec, Kevin T. Crowley, Maria Salatino, Marius Lungu, Ningfeng Zhu, Sarah Marie M. Bruno, Sara M. Simon, Shannon M. Duff, Shuay-Pwu Patty Ho, Simon Dicker, Steve K. Choi, Suzanne Staggs, Yaqiong Li, Zhilei Xu

arxiv:1809.07373 v1 · 2018-09-19 · 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{IJ7FS3ME5M4PJBQGPLIMRUP3UM}

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	2026-05-18T00:05:18.630183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

427e596d84eb38f486067ad0c8d1fba335ba7be231b7ceb0c710a5bbcd6c9298

Aliases

arxiv: 1809.07373 · arxiv_version: 1809.07373v1 · doi: 10.48550/arxiv.1809.07373 · pith_short_12: IJ7FS3ME5M4P · pith_short_16: IJ7FS3ME5M4PJBQG · pith_short_8: IJ7FS3ME

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/IJ7FS3ME5M4PJBQGPLIMRUP3UM \
  | 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: 427e596d84eb38f486067ad0c8d1fba335ba7be231b7ceb0c710a5bbcd6c9298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e4c6caa1fe35798984e1c24db14ff88f4911178c56421224eff423539419720",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-09-19T19:08:16Z",
    "title_canon_sha256": "aef87fc77c55b588a9d43121a17ef864ade12b16450a204aea35a98bb274c92e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07373",
    "kind": "arxiv",
    "version": 1
  }
}