Pith Number

pith:4AYYG7RQ

pith:2020:4AYYG7RQFIJCFVEHAUBJPR5TWT

not attested not anchored not stored refs pending

Thundercloud Project: Exploring high-energy phenomena in thundercloud and lightning

Harufumi Tsuchiya, Kazufumi Okuda, Kazuhiro Nakazawa, Kazuo Makishima, Shohei Hisadomi, Shoko Miyake, Takahiro Matsumoto, Takayuki Yuasa, Teruaki Enoto, Yoshihiro Furuta, Yuko Ikkatai, Yuna Tsuji, Yuuki Wada

arxiv:2007.13618 v1 · 2020-07-27 · physics.ao-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AYYG7RQFIJCFVEHAUBJPR5TWT}

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	2026-07-05T01:22:26.166085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e031837e302a1222d487050297c7b3b4cd087c1eed6d75077a9fd9b398c0e974

Aliases

arxiv: 2007.13618 · arxiv_version: 2007.13618v1 · doi: 10.48550/arxiv.2007.13618 · pith_short_12: 4AYYG7RQFIJC · pith_short_16: 4AYYG7RQFIJCFVEH · pith_short_8: 4AYYG7RQ

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/4AYYG7RQFIJCFVEHAUBJPR5TWT \
  | 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: e031837e302a1222d487050297c7b3b4cd087c1eed6d75077a9fd9b398c0e974

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4aeb81013d3c9b9ebc5f1fa366d8080af38e594de545b89fe00908af995b9024",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2020-07-27T14:59:30Z",
    "title_canon_sha256": "766286e679cd82c8b3c1f34af836194cd13f40cb8b48fd3920efb272978f0e22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.13618",
    "kind": "arxiv",
    "version": 1
  }
}