Pith Number

pith:6G6Y6E6Q

pith:2019:6G6Y6E6QFQLAAXEGSM37XQG5DQ

not attested not anchored not stored refs pending

Ready functions for calculating the Martian radiation environment

Daniel Matthiae, Jingnan Guo, Manuel Grande, Robert F. Wimmer-Schweingruber, Zoe Hannah Lee-Payne

arxiv:1902.00243 v2 · 2019-02-01 · 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{6G6Y6E6QFQLAAXEGSM37XQG5DQ}

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	2026-05-17T23:54:47.796552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1bd8f13d02c16005c869337fbc0dd1c3e72834eb0fa892c7a06d95cb335e6fe

Aliases

arxiv: 1902.00243 · arxiv_version: 1902.00243v2 · doi: 10.48550/arxiv.1902.00243 · pith_short_12: 6G6Y6E6QFQLA · pith_short_16: 6G6Y6E6QFQLAAXEG · pith_short_8: 6G6Y6E6Q

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/6G6Y6E6QFQLAAXEGSM37XQG5DQ \
  | 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: f1bd8f13d02c16005c869337fbc0dd1c3e72834eb0fa892c7a06d95cb335e6fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1cd9e4bebb4228b02b0c1eac401f62e477fcfe6d505884f4669346ad27b49c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2019-02-01T09:27:31Z",
    "title_canon_sha256": "a7de76908c8b9504f39e275e30df1050e1632a729e7caa3f1fce243b0bfc08d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00243",
    "kind": "arxiv",
    "version": 2
  }
}