Pith Number

pith:2RPEO2DW

pith:2018:2RPEO2DWUXE3FKY5O3HOD7LZ3J

not attested not anchored not stored refs pending

The crucial role of ground-based, Doppler measurements for the future of exoplanet science

(10) Brigham Young University), (2) George Mason University, (3) Las Cumbres Observatory Global Telescope, (4) The Pennsylvania State University, (5) California Institute of Technology, (6) University of Wyoming, (7) Harvard-Smithsonian Center for Astrophysics, (8) NASA Ames Research Center, (9) Northwestern University, Andrew W. Howard (5), Benjamin E. Nelson (9), Darin Ragozzine (10) ((1) University of Nevada, David W. Latham (7), Eric B. Ford (4), Hannah Jang-Condell (6), Jack J. Lissauer (8), Jason H. Steffen (1), Las Vegas, Patrick Newman (2), Peter Plavchan (2), Timothy Brown (3)

arxiv:1803.06057 v1 · 2018-03-16 · astro-ph.IM · 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{2RPEO2DWUXE3FKY5O3HOD7LZ3J}

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	2026-05-18T00:20:50.837062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d45e476876a5c9b2ab1d76cee1fd79da562ac24ec68e53d42b9be69df1cf08f3

Aliases

arxiv: 1803.06057 · arxiv_version: 1803.06057v1 · doi: 10.48550/arxiv.1803.06057 · pith_short_12: 2RPEO2DWUXE3 · pith_short_16: 2RPEO2DWUXE3FKY5 · pith_short_8: 2RPEO2DW

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/2RPEO2DWUXE3FKY5O3HOD7LZ3J \
  | 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: d45e476876a5c9b2ab1d76cee1fd79da562ac24ec68e53d42b9be69df1cf08f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d35646a8fd65a175f394f7b049df352d7de2808d5551e14604e5f34e9b153f5",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-03-16T02:24:08Z",
    "title_canon_sha256": "b7bab263495afecfecc302e3266158b328e1e36d7e994ccb9c30b2d3d06fe70a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06057",
    "kind": "arxiv",
    "version": 1
  }
}