Pith Number

pith:SXKWDQYN

pith:2019:SXKWDQYNANTIIKP7JW2HXK7WK3

not attested not anchored not stored refs pending

ISPY - the NaCo Imaging Survey for Planets around Young stars: A young companion candidate embedded in the R CrA cloud

((1) ETH Z\"urich, (2) Max Planck Institut Heidelberg, (3) Landessternwarte Heidelberg, (4) Geneva Observatory, (5) Universidad de Valpara\'iso, (6) University of Warwick), A. Cheetham (4), A. M\"uller (2), A. Musso Barcucci (2), A. Quirrenbach (3), D. S\'egransan (4), E. L. Rickman (4), F. Pepe (4), G. Cugno (1), G. M. Kennedy (6), J. Olofsson (5), N. Godoy (5), R. Launhardt (2), S. P. Quanz (1), S. Reffert (3), S. S. Brems (3), T. Henning (2)

arxiv:1902.04092 v1 · 2019-02-11 · astro-ph.SR · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SXKWDQYNANTIIKP7JW2HXK7WK3}

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	2026-05-17T23:49:39.191786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95d561c30d03668429ff4db47babf656d3f9fdcf79bc48261cce8201d3244452

Aliases

arxiv: 1902.04092 · arxiv_version: 1902.04092v1 · doi: 10.48550/arxiv.1902.04092 · pith_short_12: SXKWDQYNANTI · pith_short_16: SXKWDQYNANTIIKP7 · pith_short_8: SXKWDQYN

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/SXKWDQYNANTIIKP7JW2HXK7WK3 \
  | 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: 95d561c30d03668429ff4db47babf656d3f9fdcf79bc48261cce8201d3244452

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5906b5e73beef1feeea1ff3ff20d0b7e8abcfdddfa33e5d60e62623b723da700",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-11T19:00:08Z",
    "title_canon_sha256": "6e00f934e8c3fb856dce581ab7871e214be6d8f67d7df440baf694131850dbe2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04092",
    "kind": "arxiv",
    "version": 1
  }
}