Pith Number

pith:TNIKCDSH

pith:2026:TNIKCDSHQACQNJHGID3VVZCMRE

not attested not anchored not stored refs pending

Using VLTI/GRAVITY+ to determine the identity of a third planet candidate in the PDS 70 system

Andreas Eckart, Anthony Berdeu, Antoine M\'erand, Antonia Drescher, Arianna Foschi, Bruno Lopez, Calvin Sykes, Carlos Correia, Christian Straubmeier, Daryl Santos, David Trevascus, Denis Defr\`ere, Dieter Lutz, Diogo C. Ribeiro, Eckhard Sturm, Felix Mang, Ferr\'eol Soulez, Florentin Millour, Frank Eisenhauer, Fr\'ed\'eric Vincent, Gabriel-Dominique Marleau, Guillaume Bourdarot, Guy Perrin, Helmut Feuchtgruber, Hugo Nowacki, Iain Hammond, Irene Urso, James Leftley, Jean-Baptiste Le Bouquin, Jean-Philppe Berger, Jinyi Shangguan, Joel S\'anchez Berm\'udez, Jonas Sauter, Juan Osorno, Jules Scigliuto, Julien Woillez, Karim Abd El Dayem, Karine Perraut, Laura Kreidberg, Linda Tacconi, Lucas Labadie, Mathias Houll\'e, Mathias Nowak, Matteo Sadun Bordoni, Matthias Subroweit, Maximilian Fabricius, Miguel Montarg\`es, Natascha M. F\"orster Schreiber, Nicolas Aimar, Nicolas Pourr\'e, Nuno Moruj\~ao, Olga Balsalobre-Ruza, Olivier Lai, Paloma Th\'evenet, Paulo Garcia, Pierre Kervella, Pierre-Olivier Petrucci, Quentin Fournier, Rebeca Garcia Lopez, Reinhard Genzel, Richard Davies, Romain Laugier, Romain Petrov, Ruancun Li, Sarah Pappert, Sebastian F. H\"onig, Sebastian Rabien, Simon Flesch, Simran Joharle, Stefan Gillessen, Sylvestre Lacour, Sylvie Robbe-Dubois, Taro T. Shimizu, the GRAVITY+ Collaboration, Thibaut Paumard, Thomas Ott, Valentin Christiaens, Wolfgang Brandner

arxiv:2606.26249 v1 · 2026-06-24 · 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{TNIKCDSHQACQNJHGID3VVZCMRE}

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	2026-06-26T00:15:31.342124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b50a10e47800506a4e640f75ae44c89332b9b50b284ef87b96ef68288468313

Aliases

arxiv: 2606.26249 · arxiv_version: 2606.26249v1 · doi: 10.48550/arxiv.2606.26249 · pith_short_12: TNIKCDSHQACQ · pith_short_16: TNIKCDSHQACQNJHG · pith_short_8: TNIKCDSH

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/TNIKCDSHQACQNJHGID3VVZCMRE \
  | 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: 9b50a10e47800506a4e640f75ae44c89332b9b50b284ef87b96ef68288468313

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc256ffb3c8ad915cbfac51077827263641745afac83ac3c23bf13c781e9740a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-06-24T18:00:14Z",
    "title_canon_sha256": "7e67c147ea7e23751625339fb256c7f7164631e9327522220eae758ae946cf8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26249",
    "kind": "arxiv",
    "version": 1
  }
}