Pith Number

pith:BFAZQQEP

pith:2019:BFAZQQEPF7V4OTIMALDYJNLZGH

not attested not anchored not stored refs pending

Exploring the RCrA environment with SPHERE: Discovery of a new stellar companion

A. Boccaletti, A. Cheetham, A.-L. Maire, A.-M. Lagrange, A. Vigan, A. Zurlo, C.F. Manara, C. Lazzoni, C. Petit, D. Fedele, D. Gasparri, D. Mesa, E. Hugot, E.L. Rickman, E. Rigliaco, E. Sissa, F. Rigal, F. Wildi, G. Chauvin, G. Lodato, G. Van Der Plas, M. Barbieri, M. Benisty, M. Bonnefoy, M. Feldt, M.G. Ubeira Gabellini, M. Janson, M. Kasper, M. Langlois, M. Meyer, M. Reggiani, M. Samland, M. van den Ancker, O. Moller-Nilsson, R. Claudi, R. Gratton, R. Ligi, S. Antoniucci, S. Desidera, T. Henning, T. Schmidt, V. D'Orazi

arxiv:1902.02536 v1 · 2019-02-07 · 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{BFAZQQEPF7V4OTIMALDYJNLZGH}

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	2026-05-17T23:49:01.978814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

094198408f2febc74d0c02c784b57931f8af78e575e6ac5c284cc4d37bded34b

Aliases

arxiv: 1902.02536 · arxiv_version: 1902.02536v1 · doi: 10.48550/arxiv.1902.02536 · pith_short_12: BFAZQQEPF7V4 · pith_short_16: BFAZQQEPF7V4OTIM · pith_short_8: BFAZQQEP

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/BFAZQQEPF7V4OTIMALDYJNLZGH \
  | 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: 094198408f2febc74d0c02c784b57931f8af78e575e6ac5c284cc4d37bded34b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2389df2274d0529b939a56c163bd79db110b7cc343304cc198a13bc242e14fe3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-07T09:23:14Z",
    "title_canon_sha256": "d2c063942a52e1753b4e25162a63871cfc57bb63cb0d85bc4ac919169d4bdf17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02536",
    "kind": "arxiv",
    "version": 1
  }
}