Pith Number

pith:N3B2DLLS

pith:2019:N3B2DLLSLQLCNO552Z4RZIPOEE

not attested not anchored not stored refs pending

The Rise and Fall of the King: The Correlation between FO Aquarii's Low States and the White Dwarf's Spindown

Andre Debackere, Barbara Harris, Brad Vietje, Charles Galdies, Colin Littlefield, Damien Lemay, Daniel Coulter, David Cejudo Fernandez, David J. Lane, Emil Pellett, Emmanuel Kardasis, Enrique de Miguel, Franz-Josef Hambsch, Gary Walker, Geoffrey Stone, George Sjoberg, Gordon Myers, Greg Bolt, James Boardman Jr., James Foster, Jean-Francois Gout, Jeff Thrush, John Briol, Jonathan Kemp, Joseph Patterson, Keith A. Graham, Kevin B. Alton, Lewis M. Cook, Mark R. Kennedy, Michel Bonnardeau, Michelle Dadighat, Nathan Krumm, Pablo Lewin, Peter Garnavich, Peter Nelson, Richard Sabo, Robert A. Stiller, Rob Solomon, Roger Pickard, Shawn Dvorak, Stefano Padovan, Stephen M. Brincat, Teofilo Arranz Heras, Tonny Vanmunster, Valery Tsehmeystrenko, Velimir Popov, William Goff, William Stein

arxiv:1904.11505 v2 · 2019-04-25 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N3B2DLLSLQLCNO552Z4RZIPOEE}

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	2026-07-05T01:12:59.634252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ec3a1ad725c1626bbbdd6791ca1ee213b9559bda1314e977ea50c5bc871d00a

Aliases

arxiv: 1904.11505 · arxiv_version: 1904.11505v2 · doi: 10.48550/arxiv.1904.11505 · pith_short_12: N3B2DLLSLQLC · pith_short_16: N3B2DLLSLQLCNO55 · pith_short_8: N3B2DLLS

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/N3B2DLLSLQLCNO552Z4RZIPOEE \
  | 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: 6ec3a1ad725c1626bbbdd6791ca1ee213b9559bda1314e977ea50c5bc871d00a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e31e21ee9fa15f4f78d5024f25dfc9a68f4c7a6576c83cba34fc3fe395a1b900",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-25T18:00:02Z",
    "title_canon_sha256": "f0f36a6d13be07b53c5eb1c84221ad4bc00beacb3b1a25d50d921d04ab5ae507"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11505",
    "kind": "arxiv",
    "version": 2
  }
}