Pith Number

pith:EQ7JZTQG

pith:2009:EQ7JZTQG76GRNATDRTZT6K35J6

not attested not anchored not stored refs pending

AMiBA: System Performance

Chao-Te Li, Chia-Hao Chang, Chih-Chiang Han, Chih-Wei Locutus Huang, Derek Y. Kubo, Fabiola Iba\~nez-Roman, Fu-Cheng Wang, Guo-Chin Liu, Hiroaki Nishioka, Homin Jiang, Jiun-Huei Proty Wu, Kai-Yang Lin, Keiichi Umetsu, Ke-Jung Chen, Mark Birkinshaw, Michael Kestevan, Ming-Tang Chen, Pablo Altamirano, Patrick M. Koch, Paul T.P. Ho, Peter Oshiro, Philippe Raffin, Pierre Martin-Cocher, Sandor M. Molnar, Shu-Hao Chang, Su-Wei Chang, Tashun Wei, Tzihong Chiueh, Warwick Wilson, Yau-De Huang, Yuh-Jing Hwang, Yu-Wei Liao

arxiv:0902.2437 v1 · 2009-02-14 · astro-ph.IM · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EQ7JZTQG76GRNATDRTZT6K35J6}

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	2026-05-18T04:29:16.562237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

243e9cce06ff8d1682638cf33f2b7d4f9833f0a3ed92e288cc84f7b69f700381

Aliases

arxiv: 0902.2437 · arxiv_version: 0902.2437v1 · doi: 10.48550/arxiv.0902.2437 · pith_short_12: EQ7JZTQG76GR · pith_short_16: EQ7JZTQG76GRNATD · pith_short_8: EQ7JZTQG

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/EQ7JZTQG76GRNATDRTZT6K35J6 \
  | 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: 243e9cce06ff8d1682638cf33f2b7d4f9833f0a3ed92e288cc84f7b69f700381

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aed0507fdd012944321962754f8bcdf15ba8e7ea69bbff2296dff8fa13551d49",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-02-14T07:30:12Z",
    "title_canon_sha256": "c8c9a2e489a7d56633af4bc4de57526e31c8e7673d46c9e71bd6dc8b8a0739b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2437",
    "kind": "arxiv",
    "version": 1
  }
}