Pith Number

pith:W7HW5WNC

pith:2019:W7HW5WNCMPN4KP2GMWGQP5OI3J

not attested not anchored not stored refs pending

Planetary-scale variations in winds and UV brightness at the Venusian cloud top: Periodicity and temporal evolution

Atsushi Yamazaki, Kazunori Ogohara, Manabu Yamada, Masataka Imai, Masato Nakamura, Shigeto Watanabe, Shin-ya Murakami, Takehiko Satoh, Takeshi Horinouchi, Takeshi Imamura, Toru Kouyama, Yukihiro Takahashi

arxiv:1908.08220 v2 · 2019-08-22 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W7HW5WNCMPN4KP2GMWGQP5OI3J}

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	2026-07-05T00:28:38.411976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7cf6ed9a263dbc53f46658d07f5c8da7c94039fb5b8db3fb2637d27bfd2ffd5

Aliases

arxiv: 1908.08220 · arxiv_version: 1908.08220v2 · doi: 10.48550/arxiv.1908.08220 · pith_short_12: W7HW5WNCMPN4 · pith_short_16: W7HW5WNCMPN4KP2G · pith_short_8: W7HW5WNC

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/W7HW5WNCMPN4KP2GMWGQP5OI3J \
  | 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: b7cf6ed9a263dbc53f46658d07f5c8da7c94039fb5b8db3fb2637d27bfd2ffd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b541e28b31b8528f4b8be6dd44e9ee4639a89c517dce9b29cdcbd5207d24773",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-08-22T06:48:03Z",
    "title_canon_sha256": "82eede8008387fc915a1d6af15061a8c42f8d0089912ecb632850bae071ed7ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08220",
    "kind": "arxiv",
    "version": 2
  }
}