Pith Number

pith:IZ3OYGWM

pith:2025:IZ3OYGWMV676UMSNVDZTXW53ZA

not attested not anchored not stored refs pending

Supervised Machine Learning Methods with Uncertainty Quantification for Exoplanet Atmospheric Retrievals from Transmission Spectroscopy

Eyup B. Unlu, Katia Matcheva, Konstantin T. Matchev, Roy T. Forestano

arxiv:2508.04982 v1 · 2025-08-07 · astro-ph.EP · astro-ph.IM · cs.LG · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZ3OYGWMV676UMSNVDZTXW53ZA}

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	2026-07-05T11:50:05.110679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4676ec1accafbfea324da8f33bdbbbc808e07372925758c261f165ca8b2f9c73

Aliases

arxiv: 2508.04982 · arxiv_version: 2508.04982v1 · doi: 10.48550/arxiv.2508.04982 · pith_short_12: IZ3OYGWMV676 · pith_short_16: IZ3OYGWMV676UMSN · pith_short_8: IZ3OYGWM

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/IZ3OYGWMV676UMSNVDZTXW53ZA \
  | 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: 4676ec1accafbfea324da8f33bdbbbc808e07372925758c261f165ca8b2f9c73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77ff5fbba9c43b584ad692d3b0d2952b91109a1ee89b35621f8c9cbc93447d2b",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "cs.LG",
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-08-07T02:28:21Z",
    "title_canon_sha256": "4fb96af804d7a0f5283b711a7b2327a5172a3f5febe4132eccc01984d6c81da0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.04982",
    "kind": "arxiv",
    "version": 1
  }
}