Pith Number

pith:2PXN3TKI

pith:2001:2PXN3TKINKZG6TYY5WRUM5LP46

not attested not anchored not stored refs pending

Cascades in the Earth's magnetosphere initiated by photons with the parameters of the highest energy AGASA events

Lodz, Poland), University of Lodz, Wlodek Bednarek (Department of Experimental Physics

arxiv:astro-ph/0109015 v2 · 2001-09-03 · astro-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{2PXN3TKINKZG6TYY5WRUM5LP46}

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	2026-07-04T16:24:03.471895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3eeddcd486ab26f4f18eda346756fe7b60c48a9bd6f08529eecf7cfb466bd06

Aliases

arxiv: astro-ph/0109015 · arxiv_version: astro-ph/0109015v2 · doi: 10.48550/arxiv.astro-ph/0109015 · pith_short_12: 2PXN3TKINKZG · pith_short_16: 2PXN3TKINKZG6TYY · pith_short_8: 2PXN3TKI

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/2PXN3TKINKZG6TYY5WRUM5LP46 \
  | 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: d3eeddcd486ab26f4f18eda346756fe7b60c48a9bd6f08529eecf7cfb466bd06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a32d2360cc9ec65d1f393a6e77852bd3a7a6e63af3196d4994bde00f5308f8d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-03T07:56:09Z",
    "title_canon_sha256": "08e422be14c7547eb908cc5f7e0ecf2c3362f24aab17e7927157d374a27dbc29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109015",
    "kind": "arxiv",
    "version": 2
  }
}