Pith Number

pith:H3FA35DH

pith:2018:H3FA35DHGUBYAZI7RGSBADAXTJ

not attested not anchored not stored refs pending

Maximising the sensitivity of next generation multi-object spectroscopy: system budget development and design optimizations for the Maunakea Spectroscopic Explorer

Alan W. McConnachie, Alexis Hill, Kei Seto, Nicolas Flagey, Pat Hall, Shan Mignon

arxiv:1807.08025 v1 · 2018-07-20 · 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{H3FA35DHGUBYAZI7RGSBADAXTJ}

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	2026-05-18T00:10:09.615068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eca0df467350380651f89a4100c179a734dfd9f4d2a7a6cc226e52a0fa190d4

Aliases

arxiv: 1807.08025 · arxiv_version: 1807.08025v1 · doi: 10.48550/arxiv.1807.08025 · pith_short_12: H3FA35DHGUBY · pith_short_16: H3FA35DHGUBYAZI7 · pith_short_8: H3FA35DH

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/H3FA35DHGUBYAZI7RGSBADAXTJ \
  | 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: 3eca0df467350380651f89a4100c179a734dfd9f4d2a7a6cc226e52a0fa190d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28fb80211cabfb74062cf6a302d9020ea1ecc519719621bee900822a8a06e989",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-20T20:50:43Z",
    "title_canon_sha256": "a53556ce361574a4c8a2ade60aa67a55db13d74f7132b00f41dfa0880b1e36ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08025",
    "kind": "arxiv",
    "version": 1
  }
}