Pith Number

pith:7LUJ7WUA

pith:2013:7LUJ7WUAISOUE6UFSQ64R2NVUV

not attested not anchored not stored refs pending

The Brazilian Tunable Filter Imager for the SOAR telescope

Alvaro de Calasans, Ana Maria Molina, Bruno Quint, Christian Dani Guzman, Claude Carignan, Cl\'audia Mendes de Oliveira, Damien Jones, Denis Andrade, Edna Carolina Gutierrez Casta\~neda, F\'abio Fialho, Fabricio Ferrari, Fernando Luis Fontes, Francisco J. Jablonski, Giseli de A. Ramos, Henri Plana, Javier Ramirez Fernandez, Jean-Luc Gach, Keith Taylor, Luiz Cavalcanti, Luiz Reitano, Olivier Daigle, Philippe Amram, Philippe Balard, Rene Laporte, Sergio Scarano Jr.

arxiv:1304.3263 v1 · 2013-04-11 · astro-ph.IM · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LUJ7WUAISOUE6UFSQ64R2NVUV}

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	2026-05-18T01:50:33.942959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fae89fda80449d427a85943dc8e9b5a54f7d7ce225f8fe37605f05a3b7ec2c29

Aliases

arxiv: 1304.3263 · arxiv_version: 1304.3263v1 · doi: 10.48550/arxiv.1304.3263 · pith_short_12: 7LUJ7WUAISOU · pith_short_16: 7LUJ7WUAISOUE6UF · pith_short_8: 7LUJ7WUA

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/7LUJ7WUAISOUE6UFSQ64R2NVUV \
  | 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: fae89fda80449d427a85943dc8e9b5a54f7d7ce225f8fe37605f05a3b7ec2c29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb31eee092e24a83b604dc4f0b7cfcf0b5fb5e3cf46988f5dd210551979fe94",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-04-11T11:43:31Z",
    "title_canon_sha256": "a84b9063f5b66e6facc036db726158a670b453f7d68cd4a2fc52202cb0d406db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3263",
    "kind": "arxiv",
    "version": 1
  }
}