Pith Number

pith:TCSXDBME

pith:2009:TCSXDBMEIWLGEVLZ4TZZZIK2WJ

not attested not anchored not stored refs pending

Measurement of the Flux of Ultra High Energy Cosmic Rays by the Stereo Technique

A. O'Neil, A. Zech, B.F. Jones, B.K. Zhang, B.T. Stokes, C.A. Painter, C.B. Finley, C. Cannon, C.C.H. Jui, C.M. Hoffman, D. Ivanov, D. R. Bergman, D. Rodriguez, D. Tupa, E.C. Loh, G. Archbold, G.B. Thomson, G. Hughes, G. Sinnis, G.W. Burt, J.A.J. Matthews, J.D. Smith, J.F. Amann, J. Findlay, J. N. Matthews, J.R. Thomas, J. W. Belz, K. Belov, K. Kim, K. Martens, K. Reil, L.J. Marek, L.M. Scott, L. Perera, L.R. Wiencke, M.A. Kirn, M. Allen, M. Al-Seady, M.D. Roberts, M.H. Holzscheiter, M.M. Maestas, M. Sasaki, N. Manago, O.A. Brusova, P. Huntemeyer, P. Sokolsky, R.C. Gray, R. Riehle, R. Snow, R.U. Abbasi, R.W. Springer, S.A. Blake, S.A. Moore, S.B. Thomas, S.R. Schnetzer, S.R. Stratton, T. Abu-Zayyad, W. Deng, W.F. Hanlon, X. Zhang, Y.Fedorova, Y.Zhang, Z. Cao

arxiv:0904.4500 v1 · 2009-04-28 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TCSXDBMEIWLGEVLZ4TZZZIK2WJ}

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	2026-07-04T15:51:51.162480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98a57185844596625579e4f39ca15ab2580008b189b27ae5bc807ece03a6a3cc

Aliases

arxiv: 0904.4500 · arxiv_version: 0904.4500v1 · doi: 10.48550/arxiv.0904.4500 · pith_short_12: TCSXDBMEIWLG · pith_short_16: TCSXDBMEIWLGEVLZ · pith_short_8: TCSXDBME

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/TCSXDBMEIWLGEVLZ4TZZZIK2WJ \
  | 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: 98a57185844596625579e4f39ca15ab2580008b189b27ae5bc807ece03a6a3cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9948939c172659e3402dcf48cc734e008f0a8455f32e6af3f8b751fdc3928ca9",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-04-28T22:16:57Z",
    "title_canon_sha256": "1b996eeb274e19a386c28a7d300a653a9401cd04ebd9edabc4125568ecd7d48b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4500",
    "kind": "arxiv",
    "version": 1
  }
}