Pith Number

pith:VODX23PJ

pith:2026:VODX23PJIWNZZ7GHHYP64AYRFX

not attested not anchored not stored refs pending

Spectral Ratio Analysis: probing of a new suite of stellar activity indicators as a tool for astrophysical noise mitigation

Christopher A. Watson, Dana Clarice S. Yaptangco, Ernst de Mooij, Jean C. Costes, Katlyn L. Hobbs, Megan Bedell, Nad\`ege Meunier, Thomas D. Mitchell, Yvonne C. Unruh

arxiv:2607.06339 v1 · 2026-07-07 · astro-ph.SR · 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{VODX23PJIWNZZ7GHHYP64AYRFX}

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	2026-07-08T01:19:21.968891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab877d6de9459b9cfcc73e1fee03112dfeec8941a4046361520564dce1280c64

Aliases

arxiv: 2607.06339 · arxiv_version: 2607.06339v1 · doi: 10.48550/arxiv.2607.06339 · pith_short_12: VODX23PJIWNZ · pith_short_16: VODX23PJIWNZZ7GH · pith_short_8: VODX23PJ

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/VODX23PJIWNZZ7GHHYP64AYRFX \
  | 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: ab877d6de9459b9cfcc73e1fee03112dfeec8941a4046361520564dce1280c64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbce3fb1045cd1903792122444cb57cfea4f8112706a22d87dd1545eb6149122",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-07T14:35:23Z",
    "title_canon_sha256": "91ba23cecf4de82cfb07cbe2ea938df28a8993f7dcd176d3cbe7fe49b96a36a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06339",
    "kind": "arxiv",
    "version": 1
  }
}