Pith Number

pith:LUJOKEJG

pith:2021:LUJOKEJGIBDCUURISJKI2T4SE6

not attested not anchored not stored refs pending

Temporal Variations of the Three Geomagnetic Field Components at Colaba Observatory around the Carrington Storm in 1859

Ankush T. Bhaskar, Heikki Nevanlinna, Hisashi Hayakawa, S\'ean P. Blake, Yoshizumi Miyoshi, Yusuke Ebihara

arxiv:2109.13020 v1 · 2021-09-27 · astro-ph.SR · astro-ph.EP · 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{LUJOKEJGIBDCUURISJKI2T4SE6}

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.

Cited by

1 paper in Pith

Ionospheric Response to the May 11, 2024, Geomagnetic Superstorm over Ecuador

Receipt and verification

First computed	2026-07-05T03:17:40.341406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d12e5112640462a522892548d4f9227b4fbcb15657040753728d662090385f1

Aliases

arxiv: 2109.13020 · arxiv_version: 2109.13020v1 · doi: 10.48550/arxiv.2109.13020 · pith_short_12: LUJOKEJGIBDC · pith_short_16: LUJOKEJGIBDCUURI · pith_short_8: LUJOKEJG

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/LUJOKEJGIBDCUURISJKI2T4SE6 \
  | 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: 5d12e5112640462a522892548d4f9227b4fbcb15657040753728d662090385f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aab6c5529a4fb047f33ae92692a39ad77d3377a5ed559bf4c131eb67b41b0627",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-09-27T12:56:42Z",
    "title_canon_sha256": "a8add9cf9fc196ab746354dfb001ad2bb0c5be106cba92567f7ecd339054bd18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.13020",
    "kind": "arxiv",
    "version": 1
  }
}