Pith Number

pith:AK7ZXRYR

pith:2020:AK7ZXRYRPGENGBT5XRV7IWSVMT

not attested not anchored not stored refs pending

The Planet as Exoplanet Analog Spectrograph (PEAS): Design and First-Light

Andrew C. Phillips, Andrew J. Skemer, Dale Sandford, David Black, David Marques, Emily C. Martin, Evan C. Morris, Gabriel Kruglikov, Jason J. Wang, Jonathan J. Fortney, Julissa Villalobos Valencia, Matthew V. Radovan, Nicholas MacDonald, Pavl Zachary, Steven L. Allen, William T. S. Deich

arxiv:2012.08675 v1 · 2020-12-15 · 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{AK7ZXRYRPGENGBT5XRV7IWSVMT}

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	2026-07-05T02:00:02.185154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02bf9bc7117988d3067dbc6bf45a5564f2509c410bc9febec0bd12e66b2b1caa

Aliases

arxiv: 2012.08675 · arxiv_version: 2012.08675v1 · doi: 10.48550/arxiv.2012.08675 · pith_short_12: AK7ZXRYRPGEN · pith_short_16: AK7ZXRYRPGENGBT5 · pith_short_8: AK7ZXRYR

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/AK7ZXRYRPGENGBT5XRV7IWSVMT \
  | 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: 02bf9bc7117988d3067dbc6bf45a5564f2509c410bc9febec0bd12e66b2b1caa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6e8a79055ca344ecfe2a923e996ab0420c944d7b6890ecaf8432c00717486dc",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-12-15T23:47:50Z",
    "title_canon_sha256": "e3d7c37f35406c233f7bfe5e8be49bfa4c9804376040c10477678f6248054d02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.08675",
    "kind": "arxiv",
    "version": 1
  }
}