Pith Number

pith:CFLBUVEH

pith:2018:CFLBUVEHK2TOCNXJHOW45J7HD5

not attested not anchored not stored refs pending

Planetary wave-like oscillations in the ionosphere retrieved with a longitudinal chain of ionosondes at high northern latitudes

Nora H. Stray, Patrick J. Espy

arxiv:1808.05039 v1 · 2018-08-15 · physics.space-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{CFLBUVEHK2TOCNXJHOW45J7HD5}

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	2026-05-18T00:08:01.801061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11561a548756a6e136e93badcea7e71f73c960f6fc868faac1fb8429237a9f40

Aliases

arxiv: 1808.05039 · arxiv_version: 1808.05039v1 · doi: 10.48550/arxiv.1808.05039 · pith_short_12: CFLBUVEHK2TO · pith_short_16: CFLBUVEHK2TOCNXJ · pith_short_8: CFLBUVEH

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/CFLBUVEHK2TOCNXJHOW45J7HD5 \
  | 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: 11561a548756a6e136e93badcea7e71f73c960f6fc868faac1fb8429237a9f40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82073fdf55664af6c64349353e0d0a58f3eb286e8032ff7181c39aacf184aa4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2018-08-15T11:15:31Z",
    "title_canon_sha256": "78bba94580a80061ae4c84ec9655b25957bbb0aabd5470e879e4d521d1c7b3d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05039",
    "kind": "arxiv",
    "version": 1
  }
}