Pith Number

pith:EFZMGZOU

pith:2021:EFZMGZOUOHADVCTKU3RBNR24IC

not attested not anchored not stored refs pending

Constraints on the nearby exoplanet $\epsilon$ Ind Ab from deep near/mid-infrared imaging limits

Anna Boehle, Anne-Lise Maire, Carl-Henrik Dahlqvist, Dominique Petit dit de la Roche, Eric Pantin, Fabo Feng, Gayathri Viswanath, Hugh R.A. Jones, Julien Girard, Markus Janson, Markus Kasper, Matthias Samland, Michael Meyer, Michael Sterzik, Olivier Absil, Prashant Pathak, Ralf Siebenmorgen, Sascha P. Quanz, Wolfgang Brandner

arxiv:2105.09773 v1 · 2021-05-20 · 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{EFZMGZOUOHADVCTKU3RBNR24IC}

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	2026-07-05T03:01:18.406775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2172c365d471c03a8a6aa6e216c75c409d2ee76014d33f6a5ed930978d083ea8

Aliases

arxiv: 2105.09773 · arxiv_version: 2105.09773v1 · doi: 10.48550/arxiv.2105.09773 · pith_short_12: EFZMGZOUOHAD · pith_short_16: EFZMGZOUOHADVCTK · pith_short_8: EFZMGZOU

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/EFZMGZOUOHADVCTKU3RBNR24IC \
  | 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: 2172c365d471c03a8a6aa6e216c75c409d2ee76014d33f6a5ed930978d083ea8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fd9375ca927278550a1f6304e9cf969491aeb9165a950360a296f83b3bf00d4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-05-20T14:20:58Z",
    "title_canon_sha256": "3f578392317d8b7e3ea04517e842044a9608959e28337197fb58b027732039c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.09773",
    "kind": "arxiv",
    "version": 1
  }
}