Pith Number

pith:F2UZLMMU

pith:2025:F2UZLMMUPMJDQVZMWB4LRMEZKP

not attested not anchored not stored refs pending

Re-examining Super-Nyquist Frequencies of 68 $\delta$ Scuti Stars Utilizing the Kepler Long Cadence Photometry

Jianning Fu, Weikai Zong, Xuan Wang, Yanqi Mo, Zilu Yang

arxiv:2507.18128 v1 · 2025-07-24 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2UZLMMUPMJDQVZMWB4LRMEZKP}

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	2026-07-05T11:42:42.356375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ea995b1947b1238572cb078b8b09953c7a3bb6d83a9334f1963fbcd600f7c6f

Aliases

arxiv: 2507.18128 · arxiv_version: 2507.18128v1 · doi: 10.48550/arxiv.2507.18128 · pith_short_12: F2UZLMMUPMJD · pith_short_16: F2UZLMMUPMJDQVZM · pith_short_8: F2UZLMMU

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/F2UZLMMUPMJDQVZMWB4LRMEZKP \
  | 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: 2ea995b1947b1238572cb078b8b09953c7a3bb6d83a9334f1963fbcd600f7c6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aead0ed3e50122aabf7d86d391a70ba3939cce7b4fe1d7304e4f25471a258b79",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-07-24T06:32:04Z",
    "title_canon_sha256": "aea0b0e0642f9de3dbe4de38e70ba9778cbd215f3ef3b59fecaeb0e2e96fe0b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18128",
    "kind": "arxiv",
    "version": 1
  }
}