Pith Number

pith:7ZNC4WR7

pith:2018:7ZNC4WR7RYFHFVTKGSAXKAOZNX

not attested not anchored not stored refs pending

The spectral Petersen diagram as a new tool to map pulsation modes in variable stars

Michael Hippke

arxiv:1810.06084 v1 · 2018-10-14 · 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{7ZNC4WR7RYFHFVTKGSAXKAOZNX}

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	2026-05-17T23:59:49.030416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe5a2e5a3f8e0a72d66a34817501d96def371631ec9e146228a9af1b853a94d9

Aliases

arxiv: 1810.06084 · arxiv_version: 1810.06084v1 · doi: 10.48550/arxiv.1810.06084 · pith_short_12: 7ZNC4WR7RYFH · pith_short_16: 7ZNC4WR7RYFHFVTK · pith_short_8: 7ZNC4WR7

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/7ZNC4WR7RYFHFVTKGSAXKAOZNX \
  | 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: fe5a2e5a3f8e0a72d66a34817501d96def371631ec9e146228a9af1b853a94d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2439d74fe5f5c0363460318c81e4372e2f9b9070b0ad69925a547232089e24c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-10-14T19:24:25Z",
    "title_canon_sha256": "4c6a6256276111e318b5605eaee7413271a45bf4f5b908065b6abedba7ccf763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06084",
    "kind": "arxiv",
    "version": 1
  }
}