Pith Number

pith:4GNNWI3T

pith:2021:4GNNWI3TYIBV566RYMZYRGRQTF

not attested not anchored not stored refs pending

A powerful machine learning technique to extract proton core, beam and alpha-particle parameters from velocity distribution functions in space plasmas

Anthony W. Case, Daniel Vech, David M. Malaspina, Justin C. Kasper, Kristoff W. Paulson, Kristopher G. Klein, Michael L. Stevens

arxiv:2105.08651 v1 · 2021-05-18 · physics.space-ph · astro-ph.IM · 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{4GNNWI3TYIBV566RYMZYRGRQTF}

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	2026-07-05T02:55:48.008763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e19adb2373c2035efbd1c333889a30997ed6aca3c8bc98c8996ff34f8094dde1

Aliases

arxiv: 2105.08651 · arxiv_version: 2105.08651v1 · doi: 10.48550/arxiv.2105.08651 · pith_short_12: 4GNNWI3TYIBV · pith_short_16: 4GNNWI3TYIBV566R · pith_short_8: 4GNNWI3T

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/4GNNWI3TYIBV566RYMZYRGRQTF \
  | 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: e19adb2373c2035efbd1c333889a30997ed6aca3c8bc98c8996ff34f8094dde1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e83e9fbec9ec96ff528b09cd9b7e14bfcd7889369b741189b997edd3412d681",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.plasm-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2021-05-18T16:30:09Z",
    "title_canon_sha256": "5e812af4f397e71bf9518433e0018e5f9d9788b706044ffc4f47a8daa6f32228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.08651",
    "kind": "arxiv",
    "version": 1
  }
}