Pith Number

pith:S7IXITSE

pith:2002:S7IXITSEPXSIXRWPHZELRZV4E3

not attested not anchored not stored refs pending

Cosmic Ray Diffusion from the Galactic Spiral Arms, Iron Meteorites, and a possible climatic connection?

Hebrew University), Nir J. Shaviv (CITA, U. of Toronto & Racah Inst. of Physics

arxiv:astro-ph/0207637 v1 · 2002-07-29 · astro-ph · physics.ao-ph · 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{S7IXITSEPXSIXRWPHZELRZV4E3}

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	2026-07-04T15:18:00.879006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97d1744e447de48bc6cf3e48b8e6bc26fc5b37ab530fbe8aee2b138aa1a5c181

Aliases

arxiv: astro-ph/0207637 · arxiv_version: astro-ph/0207637v1 · doi: 10.48550/arxiv.astro-ph/0207637 · pith_short_12: S7IXITSEPXSI · pith_short_16: S7IXITSEPXSIXRWP · pith_short_8: S7IXITSE

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/S7IXITSEPXSIXRWPHZELRZV4E3 \
  | 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: 97d1744e447de48bc6cf3e48b8e6bc26fc5b37ab530fbe8aee2b138aa1a5c181

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df8a447e05f8f7127ba598ca4053adb8e72339853bdc246c30f27acdd43708bc",
    "cross_cats_sorted": [
      "physics.ao-ph",
      "physics.space-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-29T21:26:07Z",
    "title_canon_sha256": "a46c4cc3a2c1a81fbecc420fb995d96be9b785c07212640463fa85908e071609"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207637",
    "kind": "arxiv",
    "version": 1
  }
}