Pith Number

pith:QTMP2UGO

pith:2022:QTMP2UGOZTACUWPKPE4KLWM47U

not attested not anchored not stored refs pending

Opening the Black Box of the Radiation Belt Machine Learning Model

Adam Kellerman, Donglai Ma, Jacob Bortnik, Qianli Ma, Seth G. Claudepierre, Xiangning Chu

arxiv:2208.08905 v3 · 2022-08-17 · 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{QTMP2UGOZTACUWPKPE4KLWM47U}

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	2026-07-05T06:08:07.555509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84d8fd50ceccc02a59ea7938a5d99cfd2792612af76e68a80a6faf6f29e43d7d

Aliases

arxiv: 2208.08905 · arxiv_version: 2208.08905v3 · doi: 10.48550/arxiv.2208.08905 · pith_short_12: QTMP2UGOZTAC · pith_short_16: QTMP2UGOZTACUWPK · pith_short_8: QTMP2UGO

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/QTMP2UGOZTACUWPKPE4KLWM47U \
  | 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: 84d8fd50ceccc02a59ea7938a5d99cfd2792612af76e68a80a6faf6f29e43d7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2e95ba3a6a2ad5979a04db65b8541d46448d817202687dadd496f714c11a7f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2022-08-17T04:43:40Z",
    "title_canon_sha256": "6b2ed8d6f99526c615527f5a90dd4fea99542a1607d3295be7cdb3609719c018"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.08905",
    "kind": "arxiv",
    "version": 3
  }
}