Pith Number

pith:MJZOHCBQ

pith:2014:MJZOHCBQFVQPLJANX5DTYUOO6W

not attested not anchored not stored refs pending

GRACES: Gemini remote access to CFHT ESPaDOnS Spectrograph through the longest astronomical fiber ever made (Experimental phase completed.)

Andre Anthony, Andr\'e-Nicolas Chen\'e, Claire Moutou, David Duncan, Eder Martioli, Eric Tollestrup, Gregory Barrick, Jaehyon Rhee, John Pazder, John White, Katherine Roth, Lison Malo, Pedro Gigoux, Ricardo P. Schiavon, Robert Wooff, Scot Kleinman, Tom Benedict, Tom Vermeulen, Vinicius Placco, Vlad Reshetovand

arxiv:1409.7448 v1 · 2014-09-26 · 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{MJZOHCBQFVQPLJANX5DTYUOO6W}

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	2026-05-18T01:41:56.691347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6272e388302d60f5a40dbf473c51cef5aa1cd1267af0cd24c81cf09a813ec690

Aliases

arxiv: 1409.7448 · arxiv_version: 1409.7448v1 · doi: 10.48550/arxiv.1409.7448 · pith_short_12: MJZOHCBQFVQP · pith_short_16: MJZOHCBQFVQPLJAN · pith_short_8: MJZOHCBQ

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/MJZOHCBQFVQPLJANX5DTYUOO6W \
  | 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: 6272e388302d60f5a40dbf473c51cef5aa1cd1267af0cd24c81cf09a813ec690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c94056b3eaf4eb6b9aa7b55040c39490889fc29b52650b70ad218cb7e605eba0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-09-26T00:30:05Z",
    "title_canon_sha256": "7c583fc3de1e07253cd3a6877477169e1eed5535a834c134a2b8b3b7d926aff5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7448",
    "kind": "arxiv",
    "version": 1
  }
}