Pith Number

pith:2DUFMVGS

pith:2026:2DUFMVGS2BA6EMOUJYIJ5VOJJY

not attested not anchored not stored refs pending

Modeling Doppler Shifts in Radial-Velocity Data with Deep Learning toward Earth-mass Exoplanet Detection

Isidro G\'omez-Vargas, Khaled Al Moulla, Michael Cretignier, Xavier Dumusque, Yinan Zhao

arxiv:2606.18464 v1 · 2026-06-16 · astro-ph.IM · astro-ph.EP · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2DUFMVGS2BA6EMOUJYIJ5VOJJY}

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	2026-06-19T16:11:01.856775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0e85654d2d041e231d44e109ed5c94e0ff4635550ce528bf8b85dc8aa128187

Aliases

arxiv: 2606.18464 · arxiv_version: 2606.18464v1 · doi: 10.48550/arxiv.2606.18464 · pith_short_12: 2DUFMVGS2BA6 · pith_short_16: 2DUFMVGS2BA6EMOU · pith_short_8: 2DUFMVGS

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/2DUFMVGS2BA6EMOUJYIJ5VOJJY \
  | 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: d0e85654d2d041e231d44e109ed5c94e0ff4635550ce528bf8b85dc8aa128187

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4db7114039036898a355cf12de63c88359de2a2f5dda2ff93afbaafb7ed9777",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-16T20:16:16Z",
    "title_canon_sha256": "45378f8b8d59d499794a3cc7db88ba7cc26cd093995541ab9b6a58c5f71df67e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18464",
    "kind": "arxiv",
    "version": 1
  }
}