Pith Number

pith:AL4X6IH7

pith:2008:AL4X6IH7MUHQZVTOMWKEWAQCC2

not attested not anchored not stored refs pending

Statistical Tools for Analyzing the Cosmic Ray Energy Spectrum

B. R. Becker, J. A. J. Matthews, J. D. Hague, M. S. Gold

arxiv:0808.2685 v1 · 2008-08-20 · 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{AL4X6IH7MUHQZVTOMWKEWAQCC2}

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	2026-07-04T15:13:43.604275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02f97f20ff650f0cd66e65944b02021683fc86ea349a44517ab19e1c71ba9e35

Aliases

arxiv: 0808.2685 · arxiv_version: 0808.2685v1 · doi: 10.48550/arxiv.0808.2685 · pith_short_12: AL4X6IH7MUHQ · pith_short_16: AL4X6IH7MUHQZVTO · pith_short_8: AL4X6IH7

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/AL4X6IH7MUHQZVTOMWKEWAQCC2 \
  | 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: 02f97f20ff650f0cd66e65944b02021683fc86ea349a44517ab19e1c71ba9e35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "515a4d7ae42d62679589ca026cb2199f8ce49ed907a6348581b33c24b15429f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-20T03:16:04Z",
    "title_canon_sha256": "fc378e557c060a0a8469f6e7701b81a7201a177bf89322b434c7e2d4010f4c4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2685",
    "kind": "arxiv",
    "version": 1
  }
}