Pith Number

pith:YW7R3ATT

pith:2014:YW7R3ATTC3WKNN5H7BKSE54Z6S

not attested not anchored not stored refs pending

Current status of the Spectrograph System for the SuMIRe/PFS

A. Bozier, A. Cesar de Oliveira, D. Ferrand, D. Le Mignant, F. Madec, H. Sugai, J.E. Gunn, L. Souza de Oliveira, M.A. Carr, M. Golebiowski, M. Hart, M. Jaquet, M. Vittal de Arruda, N. Tamura, R. Barkhouser, S. Hope, S. Pascal, S. Smee, S. Vives, T. Pegot-Ogier

arxiv:1408.2827 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{YW7R3ATTC3WKNN5H7BKSE54Z6S}

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	2026-05-18T01:42:21.228473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5bf1d827316eca6b7a7f855227799f4ae4f4122ffeb133c56f142fc4c4a4ba9

Aliases

arxiv: 1408.2827 · arxiv_version: 1408.2827v1 · doi: 10.48550/arxiv.1408.2827 · pith_short_12: YW7R3ATTC3WK · pith_short_16: YW7R3ATTC3WKNN5H · pith_short_8: YW7R3ATT

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/YW7R3ATTC3WKNN5H7BKSE54Z6S \
  | 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: c5bf1d827316eca6b7a7f855227799f4ae4f4122ffeb133c56f142fc4c4a4ba9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebd4c4c9e357966bd591ca65d5ac06ca31308849f9c14d1dfaaf59113ef2323c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-08-12T20:00:18Z",
    "title_canon_sha256": "a4549bc2813fa681e85a30989301193ed6d20ba7900230d9668ebe30d894bf94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2827",
    "kind": "arxiv",
    "version": 1
  }
}