Pith Number

pith:GAZPKI6D

pith:2015:GAZPKI6DEQ2KRFM5EE2D67J34J

not attested not anchored not stored refs pending

A Carrington-like geomagnetic storm observed in the 21st century

A. Guerrero, C. Cid, E. Saiz, J. Palacios, Y. Cerrato

arxiv:1505.07028 v1 · 2015-05-26 · physics.geo-ph · 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{GAZPKI6DEQ2KRFM5EE2D67J34J}

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	2026-05-18T01:37:48.774365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3032f523c32434a8959d21343f7d3be24528b7d89d61496e7b593d20bd9b874b

Aliases

arxiv: 1505.07028 · arxiv_version: 1505.07028v1 · doi: 10.48550/arxiv.1505.07028 · pith_short_12: GAZPKI6DEQ2K · pith_short_16: GAZPKI6DEQ2KRFM5 · pith_short_8: GAZPKI6D

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/GAZPKI6DEQ2KRFM5EE2D67J34J \
  | 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: 3032f523c32434a8959d21343f7d3be24528b7d89d61496e7b593d20bd9b874b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4c07e6f6d5ffa9b3e4664c5f893078ba7d4aaf6857e9fe41a2272210ca5650d",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2015-05-26T16:02:12Z",
    "title_canon_sha256": "4a0a0e8e4a4c8cbc38a54c399bb397a0b1db16aec5ef4e56dc9efa5bbcd50169"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07028",
    "kind": "arxiv",
    "version": 1
  }
}