Pith Number

pith:GHWZ2AD3

pith:2013:GHWZ2AD3PAUSMURKX6FKNNPBRE

not attested not anchored not stored refs pending

ALMA Nutator Design and Preliminary Performance

Academia Sinica, Arthur Symmes (b) ((a) Institute of Astronomy, Astrophysics, Chaoyang University of Technology, Chih-Wen Ni (c), Chin-Long Ong (e), Daya District, Green Bank, Inc., John Ford (b), Ming-Tang Chen (a), Patrick M. Koch (a), Paul T.P. Ho (a), Philippe Raffin (a), Pierre Martin-Cocher (a), Roosevelt Rd, Taichung, Taichung City, Taiwan), Taiwan. (b) National Radio Astronomy Observatory, Taiwan. (d) Department of Industrial Design, Taiwan. (e) COTECH, U.S.A. (c) Realscene Technology Corp, Wei-Long Chen (d), Wu Ci

arxiv:1307.5387 v1 · 2013-07-20 · 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{GHWZ2AD3PAUSMURKX6FKNNPBRE}

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	2026-05-18T00:56:47.257105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31ed9d007b782926522abf8aa6b5e1893f84c83e208f106e5b54f6b94ec43f0a

Aliases

arxiv: 1307.5387 · arxiv_version: 1307.5387v1 · doi: 10.48550/arxiv.1307.5387 · pith_short_12: GHWZ2AD3PAUS · pith_short_16: GHWZ2AD3PAUSMURK · pith_short_8: GHWZ2AD3

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/GHWZ2AD3PAUSMURKX6FKNNPBRE \
  | 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: 31ed9d007b782926522abf8aa6b5e1893f84c83e208f106e5b54f6b94ec43f0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b9c92120d287ebed29023c16a7f0848ad39c62781b5e30d41ac77002739de36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-07-20T07:57:55Z",
    "title_canon_sha256": "3e242eea409f215e65334aaadae7d0f7f66cb37ac97241193cad4b09929d07d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5387",
    "kind": "arxiv",
    "version": 1
  }
}