Pith Number

pith:MMXY6BLY

pith:2020:MMXY6BLYQTB7EVG4MWITGQU35S

not attested not anchored not stored refs pending

Recurrent galactic cosmic-ray flux modulation in L1 and geomagnetic activity during the declining phase of the solar cycle 24

Andrea Cesarini, Catia Grimani, Daniele Telloni, Federico Sabbatini, Mattia Villani, Michele Fabi

arxiv:2012.01152 v2 · 2020-12-02 · astro-ph.EP · astro-ph.HE · astro-ph.SR · 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{MMXY6BLYQTB7EVG4MWITGQU35S}

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	2026-07-05T01:56:56.913192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

632f8f057884c3f254dc659133429becbfbea45bde679dd89f33b8ff5d96c1cb

Aliases

arxiv: 2012.01152 · arxiv_version: 2012.01152v2 · doi: 10.48550/arxiv.2012.01152 · pith_short_12: MMXY6BLYQTB7 · pith_short_16: MMXY6BLYQTB7EVG4 · pith_short_8: MMXY6BLY

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/MMXY6BLYQTB7EVG4MWITGQU35S \
  | 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: 632f8f057884c3f254dc659133429becbfbea45bde679dd89f33b8ff5d96c1cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89f6075619da4c62bafcd228545d43c4128d9d28d3896b9d44ee062493a262a3",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-12-02T12:52:25Z",
    "title_canon_sha256": "3feed481ebf6749080a9668362228392ef19b0996cccaf428b1a2f3822c16014"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.01152",
    "kind": "arxiv",
    "version": 2
  }
}