Pith Number

pith:7PN4VX7G

pith:2020:7PN4VX7GYXMAAOOLKMSCAWXISI

not attested not anchored not stored refs pending

Visualizing and Interpreting Unsupervised Solar Wind Classifications

Belgium), CmPA, Giovanni Lapenta (Centre for mathematical Plasma-Astrophysics, Jorge Amaya, KU Leuven, Maria Elena Innocenti, Mathematics Department, Romain Dupuis, University of Leuven

arxiv:2004.13430 v2 · 2020-04-28 · physics.space-ph · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7PN4VX7GYXMAAOOLKMSCAWXISI}

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	2026-07-05T01:28:19.837482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbdbcadfe6c5d80039cb5324205ae8923a0633e120e03d1d2e95add21afcb9cd

Aliases

arxiv: 2004.13430 · arxiv_version: 2004.13430v2 · doi: 10.48550/arxiv.2004.13430 · pith_short_12: 7PN4VX7GYXMA · pith_short_16: 7PN4VX7GYXMAAOOL · pith_short_8: 7PN4VX7G

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/7PN4VX7GYXMAAOOLKMSCAWXISI \
  | 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: fbdbcadfe6c5d80039cb5324205ae8923a0633e120e03d1d2e95add21afcb9cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82f8fc76be03b3207a9d8f8055cf20eb3348abe8c84866236f4f11fa9d41ac5d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2020-04-28T11:24:50Z",
    "title_canon_sha256": "d6fff5e5b824c640149e23bf2f6bb4ca14c0e25d2c46c9094a567f4b82684631"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13430",
    "kind": "arxiv",
    "version": 2
  }
}