Pith Number

pith:CHFDXBGU

pith:2018:CHFDXBGU7TABE5F5W7BBH64DN3

not attested not anchored not stored refs pending

Direct Imaging in Reflected Light: Characterization of Older, Temperate Exoplanets With 30-m Telescopes

Andrew Howard, Benjamin A. Mazin, Christian Marois, Courtney Dressing, Etienne Artigau, Eugene Serabyn, Gautam Vasisht, Ian Crossfield, Jacques-Robert Delorme, Jared R. Males, Jeffrey Chilcote, Ji Wang, J. Kent Wallace, Jonathan Fortney, Julien Lozi, Katie M. Morzinski, Laird Close, Lewis Roberts, Max A. Millar-Blanchaer, Michael P. Fitzgerald, Nemanja Jovanovic, Quinn Konopacky, Rebecca A. Bernstein, Richard Frazin, Timothy Brandt

arxiv:1808.09632 v1 · 2018-08-29 · 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{CHFDXBGU7TABE5F5W7BBH64DN3}

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	2026-05-18T00:06:54.958117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11ca3b84d4fcc01274bdb7c213fb836ed2f63a43ae57de6a0dd00370c59f0fcf

Aliases

arxiv: 1808.09632 · arxiv_version: 1808.09632v1 · doi: 10.48550/arxiv.1808.09632 · pith_short_12: CHFDXBGU7TAB · pith_short_16: CHFDXBGU7TABE5F5 · pith_short_8: CHFDXBGU

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/CHFDXBGU7TABE5F5W7BBH64DN3 \
  | 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: 11ca3b84d4fcc01274bdb7c213fb836ed2f63a43ae57de6a0dd00370c59f0fcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6f75f1b05302715318eb330b30eca95178135f5f7aa377cd0065ad7e700bed5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-08-29T04:11:04Z",
    "title_canon_sha256": "2dfb8d5445edf69b9ed0bf1123d1e884a08efd18b4abaf9578c7dd1b8a520042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09632",
    "kind": "arxiv",
    "version": 1
  }
}