Pith Number

pith:XISYQVAJ

pith:2008:XISYQVAJ56XIMJ4YYKIUGQ6WTF

not attested not anchored not stored refs pending

Toward mode selection in Delta Scuti stars: Regularities in observed and theoretical frequency spectra

A. A. Pamyatnykh, M. Breger, P. Lenz

arxiv:0812.0856 v1 · 2008-12-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XISYQVAJ56XIMJ4YYKIUGQ6WTF}

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	2026-05-18T02:15:11.937557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba25885409efae862798c2914343d6997866d43109276c8f7239a32b43332228

Aliases

arxiv: 0812.0856 · arxiv_version: 0812.0856v1 · doi: 10.48550/arxiv.0812.0856 · pith_short_12: XISYQVAJ56XI · pith_short_16: XISYQVAJ56XIMJ4Y · pith_short_8: XISYQVAJ

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/XISYQVAJ56XIMJ4YYKIUGQ6WTF \
  | 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: ba25885409efae862798c2914343d6997866d43109276c8f7239a32b43332228

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a30fe0abe1f119238ba512dee96196f09a850540bb1ced85fc182f7127624d9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-04T15:18:35Z",
    "title_canon_sha256": "5375ae42b32b5bdbef99a7e01cbbb96727142c80629cd6f9909cc9c99090c704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0856",
    "kind": "arxiv",
    "version": 1
  }
}