Pith Number

pith:PJMPJ7UD

pith:2003:PJMPJ7UDQ4P476HKC3A6QUZCE2

not attested not anchored not stored refs pending

Measurement of Cosmic-Ray Proton and Antiproton Spectra at Mountain Altitude

A. Yamamoto, H. Fuke, H. Matsumoto, H. Matsunaga, J. Nishimura, J. Suzuki, K. Abe, K. Anraku, K. Izumi, K. Tanaka, K. Yamato, K. Yoshimura, M. Fujikawa, M. Imori, M. Nozaki, M. Sasaki, N. Matsui, S. Haino, S. Orito, T. Maeno, T. Sanuki, T. Yoshida, Y. Makida, Y. Shikaze, Y. Yamamoto

arxiv:astro-ph/0306582 v1 · 2003-06-27 · 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{PJMPJ7UDQ4P476HKC3A6QUZCE2}

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	2026-05-18T01:40:38.623062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a58f4fe83871fcff8ea16c1e85322268170a33409141633c66d717fcdd9862d

Aliases

arxiv: astro-ph/0306582 · arxiv_version: astro-ph/0306582v1 · doi: 10.48550/arxiv.astro-ph/0306582 · pith_short_12: PJMPJ7UDQ4P4 · pith_short_16: PJMPJ7UDQ4P476HK · pith_short_8: PJMPJ7UD

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/PJMPJ7UDQ4P476HKC3A6QUZCE2 \
  | 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: 7a58f4fe83871fcff8ea16c1e85322268170a33409141633c66d717fcdd9862d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c9b58654ee5180fc271e50383a4841886bcc4d80796c4cdb6933a6ff05ead2b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-06-27T12:55:07Z",
    "title_canon_sha256": "1805d53e724a0efe3c13da8e4c9caf7845a29a1b8e4100a653934ad3188a9ddc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0306582",
    "kind": "arxiv",
    "version": 1
  }
}