Pith Number

pith:EWYO73FD

pith:2002:EWYO73FDM2J3BVAMT6XJB4OX32

not attested not anchored not stored refs pending

The Cosmic-Ray Proton and Helium Spectra measured with the CAPRICE98 balloon experiment

A. Morselli, A. Vacchi, C. N. De Marzo, D. Bergstroem, E. Mocchiutti, E. Vannuccini, F. Cafagna, F. Ciacio, J. F. Ormes, J. Kremer, J. W. Mitchell, M. Ambriola, M. Boezio, M. Casolino, M. Circella, M. Hof, M. P. De Pascale, M. Ricci, M. Simon, M. Suffert, N. Finetti, N. Zampa, P. Carlson, P. Hansen, P. Papini, P. Picozza, P. Schiavon, P. Spillantini, R. Bellotti, R. E. Streitmatter, R. Sparvoli, S. A. Stephens, S. Bartalucci, S. J. Stochaj, S. Piccardi, T. Francke, U. Bravar, V. Bonvicini, W. Menn

arxiv:astro-ph/0212253 v1 · 2002-12-11 · 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{EWYO73FDM2J3BVAMT6XJB4OX32}

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	2026-07-04T16:31:24.063665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25b0efeca36693b0d40c9fae90f1d7de978762c4f3e7f1c123833c398c98b931

Aliases

arxiv: astro-ph/0212253 · arxiv_version: astro-ph/0212253v1 · doi: 10.48550/arxiv.astro-ph/0212253 · pith_short_12: EWYO73FDM2J3 · pith_short_16: EWYO73FDM2J3BVAM · pith_short_8: EWYO73FD

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/EWYO73FDM2J3BVAMT6XJB4OX32 \
  | 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: 25b0efeca36693b0d40c9fae90f1d7de978762c4f3e7f1c123833c398c98b931

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a9c9b56c2600fcda90aa15e87a007d91ef175541239ea220f53ac87db6aae11",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-12-11T07:49:00Z",
    "title_canon_sha256": "80aa6b47afea3e8a9a1a60e2f03722cf7f5a76ebfb1cc8e7c7956885c198db75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0212253",
    "kind": "arxiv",
    "version": 1
  }
}