Pith Number

pith:HI4GHJBU

pith:2001:HI4GHJBUB2DSKDMAZNI5QL3SLF

not attested not anchored not stored refs pending

The Origin of the Highest Energy Cosmic Rays

A. V. Olinto

arxiv:astro-ph/0102077 v1 · 2001-02-05 · 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{HI4GHJBUB2DSKDMAZNI5QL3SLF}

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	2026-05-18T00:37:17.895764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a3863a4340e87250d80cb51d82f72595adf8c5cc60dd8ef176bfd48fa311051

Aliases

arxiv: astro-ph/0102077 · arxiv_version: astro-ph/0102077v1 · doi: 10.48550/arxiv.astro-ph/0102077 · pith_short_12: HI4GHJBUB2DS · pith_short_16: HI4GHJBUB2DSKDMA · pith_short_8: HI4GHJBU

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/HI4GHJBUB2DSKDMAZNI5QL3SLF \
  | 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: 3a3863a4340e87250d80cb51d82f72595adf8c5cc60dd8ef176bfd48fa311051

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "901e51b2b59f617326a4e4559ec7d7f14ae95a7601040df480c6b92ebe2ec966",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-02-05T20:34:00Z",
    "title_canon_sha256": "21d4f05a615c929e9a5941361a4d86eb38c9977a4ebf070a42d255d496191147"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0102077",
    "kind": "arxiv",
    "version": 1
  }
}