Pith Number

pith:CGU6EQEE

pith:2009:CGU6EQEE44M6EFYKVGW47BT4CZ

not attested not anchored not stored refs pending

Discovery of the Coldest Imaged Companion of a Sun-Like Star

2), (2) College of Charleston, (3) University of Toronto, (4) Princeton University, (5) Subaru Telescope, (6) National Astronomical Observatory of Japan, (7) Institute for Astronomy, Christian Thalmann (1), Christoph Mordasini (1), Hiroshi Suto (6), Hubert Klahr (1), Joseph Carson (1, Jun Hashimoto (6), Jun-Ichi Morino (6), Klaus W. Hodapp (7), Markus Feldt (1), Markus Janson (3), Michael McElwain (4), Miwa Goto (1), Motohide Tamura (6) ((1) Max Planck Institute for Astronomy, Nobuhiko Kusakabe (6), Ryo Kandori (6), Ryuji Suzuki (5), Sebastian Egner (5), Thomas Henning (1), Tomoyuki Kudo (6), University of Hawai`i), Yutaka Hayano (5)

arxiv:0911.1127 v1 · 2009-11-05 · 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{CGU6EQEE44M6EFYKVGW47BT4CZ}

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	2026-05-18T02:34:11.831351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11a9e24084e719e2170aa9adcf867c166e8013872b5649fb3cbe1c400f832b0a

Aliases

arxiv: 0911.1127 · arxiv_version: 0911.1127v1 · doi: 10.48550/arxiv.0911.1127 · pith_short_12: CGU6EQEE44M6 · pith_short_16: CGU6EQEE44M6EFYK · pith_short_8: CGU6EQEE

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/CGU6EQEE44M6EFYKVGW47BT4CZ \
  | 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: 11a9e24084e719e2170aa9adcf867c166e8013872b5649fb3cbe1c400f832b0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77e4cdec55d47cab7a4a2210f21774cff2f7bcc17162c00a883a0dfba09b305c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-11-05T23:16:27Z",
    "title_canon_sha256": "5f534b2f33ddc131008babdd27e4413c8f8b30eaae59f33c674846a3552ff382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1127",
    "kind": "arxiv",
    "version": 1
  }
}