Pith Number

pith:OI2LMWHR

pith:2019:OI2LMWHRJIZUZMNDTZCDT3XXKV

not attested not anchored not stored refs pending

The ExoEarth Yield Landscape for Future Direct Imaging Space Telescopes

A.J. Riggs, Bernard J. Rauscher, Bertrand Mennesson, Bijan Nemati, Brendan P. Crill, Christopher C. Stark, Dan Sirbu, Eric Cady, Garreth Ruane, Johan Mazoyer, John Krist, Kathryn St. Laurent, Laurent Pueyo, Matthew R. Bolcar, Neil Zimmerman, P. Douglas Lisman, Remi Soummer, Rus Belikov, Sergi Hildebrandt, Steve Ertel, Stuart B. Shaklan, Tyler Groff

arxiv:1904.11988 v1 · 2019-04-26 · 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{OI2LMWHRJIZUZMNDTZCDT3XXKV}

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	2026-05-17T23:47:39.111067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7234b658f14a334cb1a39e4439eef75540465a230fcb6165ed3e45e63b98bd3f

Aliases

arxiv: 1904.11988 · arxiv_version: 1904.11988v1 · doi: 10.48550/arxiv.1904.11988 · pith_short_12: OI2LMWHRJIZU · pith_short_16: OI2LMWHRJIZUZMND · pith_short_8: OI2LMWHR

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/OI2LMWHRJIZUZMNDTZCDT3XXKV \
  | 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: 7234b658f14a334cb1a39e4439eef75540465a230fcb6165ed3e45e63b98bd3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bde5fb521bb88ecc093ca7a79399d01090993bee2d404c8e8099bf027e0e37a",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-04-26T18:00:00Z",
    "title_canon_sha256": "2fc4116d10143429f7ee6b0885b81264d2ee85ed4b276bdf75a26cf30caca89d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11988",
    "kind": "arxiv",
    "version": 1
  }
}