Pith Number

pith:MDPSNDUV

pith:2025:MDPSNDUV4YHUSB4WRTYKD4FQZ6

not attested not anchored not stored refs pending

The Large Magellanic Cloud as a source of the highest energy cosmic rays

Roger Clay, Tadeusz Wibig

arxiv:2507.16378 v1 · 2025-07-22 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MDPSNDUV4YHUSB4WRTYKD4FQZ6}

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	2026-07-05T11:41:08.485460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60df268e95e60f4907968cf0a1f0b0cfb90c42d898416f23100aa277821a842b

Aliases

arxiv: 2507.16378 · arxiv_version: 2507.16378v1 · doi: 10.48550/arxiv.2507.16378 · pith_short_12: MDPSNDUV4YHU · pith_short_16: MDPSNDUV4YHUSB4W · pith_short_8: MDPSNDUV

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/MDPSNDUV4YHUSB4WRTYKD4FQZ6 \
  | 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: 60df268e95e60f4907968cf0a1f0b0cfb90c42d898416f23100aa277821a842b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aadd8547831e27cf782bd0afc9624bd87041e05fbab029a84de21d28f7bb88a7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-07-22T09:23:58Z",
    "title_canon_sha256": "0b0f1dea626b6f4d987ad9c151fbe72b71b11dd578a6b3d425e272cb015b44e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.16378",
    "kind": "arxiv",
    "version": 1
  }
}