Pith Number

pith:Q22JTEAK

pith:2009:Q22JTEAK3YRYXMZIMZN7H5LSVY

not attested not anchored not stored refs pending

The Cosmic Ray Mass Composition in the Energy Range 10^15 - 10^18 eV measured with the Tunka Array: Results and Perspectives

A. A. Silaev, A. A. Silaev-junior, A. V. Skurikhin, A. V. Zablotsky, A. V. Zagorodnikov, B. A. Shaibonov-junior, B. K. Lubsandorzhiev, C. Spiering, E. E. Korosteleva, G. Navarra, I. V. Yashin, L. A. Kuzmichev, L. V. Pankov, M. I. Panasyuk, N. M. Budnev, N. N. Kalmykov, O. A. Chvalaiev, O. A. Gress, R. R. Mirgazov, R. Wischnewski, V. A. Kozhin, V. S. Ptuskin, V. V. Prosin, Yu. A. Semeney

arxiv:0902.3156 v1 · 2009-02-18 · 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{Q22JTEAK3YRYXMZIMZN7H5LSVY}

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	2026-05-18T04:33:48.414984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86b499900ade238bb328665bf3f572ae258277bb2c43b3dae153ff238df1d127

Aliases

arxiv: 0902.3156 · arxiv_version: 0902.3156v1 · doi: 10.48550/arxiv.0902.3156 · pith_short_12: Q22JTEAK3YRY · pith_short_16: Q22JTEAK3YRYXMZI · pith_short_8: Q22JTEAK

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/Q22JTEAK3YRYXMZIMZN7H5LSVY \
  | 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: 86b499900ade238bb328665bf3f572ae258277bb2c43b3dae153ff238df1d127

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f953e65bdd1e2efe98d8fd149889c8fb76d91453ab5d8dc518179d6602f0751",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-02-18T14:37:21Z",
    "title_canon_sha256": "b248b73ab9b212fda07d63c6b592ea661252221db16553cc365ddd0633ad4528"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3156",
    "kind": "arxiv",
    "version": 1
  }
}