Pith Number

pith:U2IRKFST

pith:2014:U2IRKFST5E3H6KASI5ONANQJIE

not attested not anchored not stored refs pending

Progress with the Prime Focus Spectrograph for the Subaru Telescope: a massively multiplexed optical and near-infrared fiber spectrograph

Akitoshi Ueda, Alexandre Bozier, Amy C. Wu, Antonio Cesar de Oliveira, Atsushi Shimono, Brice M\'enard, Bruno Castilho, Charles D. Fisher, Charles L. Bennett, Chaz Morantz, Chi-Hung Yan, Chih-Yi Wen, Christian Surace, Christopher M. Capocasale, Claudia Mendes de Oliveira, Cl\'ement Vidal, Craig Loomis, Daniel J. Reiley, David F. Braun, David Le Mignant, David N. Spergel, D\'ecio Ferreira, Didier Ferrand, Eamon J. Partos, Eric M. Ek, Fabrice Madec, Graham J. Murray, Hajime Sugai, Hiroshi Karoji, Hitoshi Murayama, Hrand Aghazarian, Hsin-Yo Chen, Hung-Hsu Ling, James E. Gunn, Jason G. Kempenaar, Jennifer E. Karr, Jesulino Bispo dos Santos, Joe D. Orndorff, Khanh Bui, Laerte Sodr\'e Jr, Larry E. Hovland, Laurence Tresse, Leandro Santos, Ligia Souza de Oliveira, Lucas Souza Marrara, Marcio Vital de Arruda, Marc Jaquet, Mark A. Schwochert, Masahiko Kimura, Matthew E. King, Michael A. Carr, Michael D. Seiffert, Mirek Golebiowski, Murdock Hart, Naoyuki Tamura, Naruhisa Takato, Olivia R. Dawson, Olivier Le F\`evre, Paul T. P. Ho, Peter Mao, Pin Jie Huang, Reed Riddle, Richard C.Y. Chou, Richard G. Dekany, Richard S. Ellis, Robert H. Barkhouser, Robert H. Lupton, Robin J. English, Rodrigo de Paiva Vila\c{c}a, Roger M. Smith, Ronald E. Steinkraus, Rosie Wyse, Sandrine Pascal, Sebastien Vives, Shiang-Yu Wang, Shu-Fu Hsuc, Stephen A. Smee, Stephen Hope, Steve Bickerton, Thomas Pegot-Ogier, Timothy M. Heckman, Yen-Shan Hu, Yin-Chang Chang, Youichi Ohyama

arxiv:1408.2825 v1 · 2014-08-12 · 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{U2IRKFST5E3H6KASI5ONANQJIE}

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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	2026-05-18T01:42:21.238068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a691151653e9367f2812475cd03609413c21c8995a7ba0f1be2165fed5e57430

Aliases

arxiv: 1408.2825 · arxiv_version: 1408.2825v1 · doi: 10.48550/arxiv.1408.2825 · pith_short_12: U2IRKFST5E3H · pith_short_16: U2IRKFST5E3H6KAS · pith_short_8: U2IRKFST

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/U2IRKFST5E3H6KASI5ONANQJIE \
  | 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: a691151653e9367f2812475cd03609413c21c8995a7ba0f1be2165fed5e57430

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35e1cf04d243eb613740f7da6913b832d103f896c27e514d2820399fce28011c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-08-12T20:00:00Z",
    "title_canon_sha256": "084b97602ddcaf8c858a6ca396162377ef3b022f6af9283186e7a69775dac7fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2825",
    "kind": "arxiv",
    "version": 1
  }
}