Pith Number

pith:AZ5U2B5R

pith:2025:AZ5U2B5RALAYD3OUUAYSDG4MWK

not attested not anchored not stored refs pending

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

E. D. L\'opez, H. Barbier, L. Guam\'an, W. Carvajal

arxiv:2502.04503 v1 · 2025-02-06 · 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{AZ5U2B5RALAYD3OUUAYSDG4MWK}

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	2026-07-05T10:10:52.637420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

067b4d07b102c181edd4a031219b8cb2920d5739f83c32bc7652804d25bcb256

Aliases

arxiv: 2502.04503 · arxiv_version: 2502.04503v1 · doi: 10.48550/arxiv.2502.04503 · pith_short_12: AZ5U2B5RALAY · pith_short_16: AZ5U2B5RALAYD3OU · pith_short_8: AZ5U2B5R

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/AZ5U2B5RALAYD3OUUAYSDG4MWK \
  | 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: 067b4d07b102c181edd4a031219b8cb2920d5739f83c32bc7652804d25bcb256

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2dbf2ed4af76c9e5e07e380070a05e8d30347fe9600a7d6723d007946eb9106",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2025-02-06T21:08:06Z",
    "title_canon_sha256": "d40751bb6049d8e487c624d510d724e27fc2856e74b24a0cda69671dcda20334"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04503",
    "kind": "arxiv",
    "version": 1
  }
}