Pith Number

pith:267PL3UE

pith:2020:267PL3UEY6JHAWM3XNDX6ECGXQ

not attested not anchored not stored refs pending

Using dimensionality reduction and clustering techniques to classify space plasma regimes

Andrew P. Walsh, Andy W. Smith, Daniel Verscharen, I. Jonathan Rae, Mayur R. Bakrania

arxiv:2009.10466 v2 · 2020-09-22 · physics.plasm-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{267PL3UEY6JHAWM3XNDX6ECGXQ}

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	2026-07-05T01:44:50.920482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7bef5ee84c79270599bbb477f1046bc24e3d120c86c3c2ec40a843384912ea8

Aliases

arxiv: 2009.10466 · arxiv_version: 2009.10466v2 · doi: 10.48550/arxiv.2009.10466 · pith_short_12: 267PL3UEY6JH · pith_short_16: 267PL3UEY6JHAWM3 · pith_short_8: 267PL3UE

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/267PL3UEY6JHAWM3XNDX6ECGXQ \
  | 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: d7bef5ee84c79270599bbb477f1046bc24e3d120c86c3c2ec40a843384912ea8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f4294a083b26419b2773663227492515632844aa98943dd5b16cf965c32beb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2020-09-22T11:38:56Z",
    "title_canon_sha256": "7638d40576277c6cc97e2056d48866e76e973f9b64fd9cd73508d92e6cd1702b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.10466",
    "kind": "arxiv",
    "version": 2
  }
}