Pith Number

pith:OEOJ3HRA

pith:2021:OEOJ3HRAENAI3AKLYIM5S6EPPU

not attested not anchored not stored refs pending

New cosmic ray observations at Syowa Station in the Antarctic for space weather study

A. Kadokura, C. Kato, H.A. Uchida, K. Munakata, K. Murase, P. Evenson, R. Kataoka, S. Kaimi, S. Uchida, W. Kihara, Y. Ko, Y. Nakamura

arxiv:2101.09887 v1 · 2021-01-25 · physics.space-ph · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OEOJ3HRAENAI3AKLYIM5S6EPPU}

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	2026-07-05T02:09:23.551421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

711c9d9e2023408d814bc219d9788f7d0a9d8ba4f70b3c9c02188b945ac133e7

Aliases

arxiv: 2101.09887 · arxiv_version: 2101.09887v1 · doi: 10.48550/arxiv.2101.09887 · pith_short_12: OEOJ3HRAENAI · pith_short_16: OEOJ3HRAENAI3AKL · pith_short_8: OEOJ3HRA

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/OEOJ3HRAENAI3AKLYIM5S6EPPU \
  | 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: 711c9d9e2023408d814bc219d9788f7d0a9d8ba4f70b3c9c02188b945ac133e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbce2a4e6bdd474b8b6e758742b377231d7a20b4576bf47553fddd439f5425cf",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2021-01-25T04:19:46Z",
    "title_canon_sha256": "962d066943c75513dcaa8eb8d9e7c514dfc4c031974ddde092c1673fe5dbf85e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09887",
    "kind": "arxiv",
    "version": 1
  }
}