Pith Number

pith:25CTHKMI

pith:2018:25CTHKMI36SOSQSFRTG5OOE55K

not attested not anchored not stored refs pending

Harmonics of Solar Radio Spikes at Metric Wavelengths

Bing Wang, Chuanyang Li, Guoqing Zhao, Junrui Zhang, Qingfu Du, Shiwei Feng, Xiangliang Kong, Yao Chen, Zhao Wu

arxiv:1802.03541 v1 · 2018-02-10 · 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{25CTHKMI36SOSQSFRTG5OOE55K}

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	2026-05-18T00:23:44.694314Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d74533a988dfa4e942458ccdd7389deaa6614750cd6a2121465c006551b264e0

Aliases

arxiv: 1802.03541 · arxiv_version: 1802.03541v1 · doi: 10.48550/arxiv.1802.03541 · pith_short_12: 25CTHKMI36SO · pith_short_16: 25CTHKMI36SOSQSF · pith_short_8: 25CTHKMI

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/25CTHKMI36SOSQSFRTG5OOE55K \
  | 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: d74533a988dfa4e942458ccdd7389deaa6614750cd6a2121465c006551b264e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1a827d3fd20eaff4b8e1a9848f875c91e72969a8d9daf4261e658ea4bd325be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-02-10T08:00:12Z",
    "title_canon_sha256": "fac50fe4480613cf5416196b2f453c34d5ffa1c7878fec2d0a9488a1d3cf3fdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03541",
    "kind": "arxiv",
    "version": 1
  }
}