Pith Number

pith:CULLFTBX

pith:2019:CULLFTBXBUTIBXK3J3II4D7YTS

not attested not anchored not stored refs pending

NGTS-7Ab: An ultra-short period brown dwarf transiting a tidally-locked and active M dwarf

Alexander Chaushev, Alexis M. S. Smith, Anders Erikson, Boris T. G\"ansicke, Christopher A. Watson, Claudia Belardi, Dan Bayliss, David R. Anderson, Didier Queloz, Don Pollacco, Edward Gillen, Edward M. Bryant, Fran\c{c}ois Bouchy, Heike Rauer, Ian P. Braker, James A. G. Jackman, James McCormac, James S. Jenkins, Jean C. Costes, Jose I. Vines, Joshua T. Briegal, Juan Cabrera, Katja Poppenhaeger, Liam Raynard, Louise D. Nielsen, Matthew R. Burleigh, Maximilian N. G\"unther, Maximiliano Moyano, Michael R. Goad, Oliver Turner, Peter J. Wheatley, Philipp Eigm\"uller, Richard G. West, Samuel Gill, Sarah L. Casewell, Simon T. Hodgkin, St\'ephane Udry, Szilard Csizmadia, Tom Louden

arxiv:1906.08219 v2 · 2019-06-19 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CULLFTBXBUTIBXK3J3II4D7YTS}

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	2026-07-05T00:06:46.560485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1516b2cc370d2680dd5b4ed08e0ff89cac4a2860c14843407e06badedb62f991

Aliases

arxiv: 1906.08219 · arxiv_version: 1906.08219v2 · doi: 10.48550/arxiv.1906.08219 · pith_short_12: CULLFTBXBUTI · pith_short_16: CULLFTBXBUTIBXK3 · pith_short_8: CULLFTBX

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/CULLFTBXBUTIBXK3J3II4D7YTS \
  | 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: 1516b2cc370d2680dd5b4ed08e0ff89cac4a2860c14843407e06badedb62f991

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c941460168be8dfcfa8f131a2fe88a086da246c781ba95a15e4e5530ace0b88",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-06-19T16:50:54Z",
    "title_canon_sha256": "4717bc290c73e81b6b2a66e3ecf98f368a012efb8413e75d3d4afb97fae193fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08219",
    "kind": "arxiv",
    "version": 2
  }
}