Pith Number

pith:ZZEKRQCJ

pith:2018:ZZEKRQCJGGRY2CCR4LR4R2ZGAT

not attested not anchored not stored refs pending

EarthFinder: A Precise Radial Velocity Probe Mission Concept For the Detection of Earth-Mass Planets Orbiting Sun-like Stars

Alex Wise, Andrew Bechter, Andrew Howard, Andrew Mayo, Angelle Tanner, Bahaa Hamze, Benjamin JS Pope, Bill Purcell, Bryson Cale, Chas Beichman, Courtney Dressing, Cullen Blake, David Ciardi, Debra Fischer, Emily Martin, Eric Bechter, Gautam Vasisht, Heather Cegla, Jason Eastman, Jason T Wright, Ji Wang, Jonathan Crass, Jonathan Gagne, Kerry Vahala, Natasha Latouf, Patrick Newman, Paul Lightsey, Peter Gao, Peter Plavchan, Samantha Thompson, Sam Halverson, Sam Quinn, Sarbani Basu, Scott Diddams, Scott Papp, Sharon Wang, Simon Murphy, Sophia Sanchez-Maes, Stephanie Leifer, Thomas Beatty, Vincent Bourrier, William Matzko, Xavier Dumusque

arxiv:1803.03960 v1 · 2018-03-11 · astro-ph.IM · astro-ph.EP · 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{ZZEKRQCJGGRY2CCR4LR4R2ZGAT}

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	2026-05-18T00:21:33.338202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce48a8c04931a38d0851e2e3c8eb2604ec2bcfcef214f1e7148ba8a29fe4196d

Aliases

arxiv: 1803.03960 · arxiv_version: 1803.03960v1 · doi: 10.48550/arxiv.1803.03960 · pith_short_12: ZZEKRQCJGGRY · pith_short_16: ZZEKRQCJGGRY2CCR · pith_short_8: ZZEKRQCJ

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/ZZEKRQCJGGRY2CCR4LR4R2ZGAT \
  | 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: ce48a8c04931a38d0851e2e3c8eb2604ec2bcfcef214f1e7148ba8a29fe4196d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2467753b6c54ec55c4389cc1f83faf131aff3cd46083d5c523adf3db00d1ccc",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-03-11T13:36:39Z",
    "title_canon_sha256": "2bf076df59683829b5c8390a15e86e5988b306f02a94e960c465a467fafd1e9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03960",
    "kind": "arxiv",
    "version": 1
  }
}