Pith Number

pith:W3CLQYAB

pith:1999:W3CLQYAB4LLDJ4V3XAJOML7WKX

not attested not anchored not stored refs pending

Energy Spectrum and Chemical Composition of Cosmic Rays between 0.3 and 10 PeV determined from the Cherenkov-Light and Charged-Particle distributions in Air Showers

et al, F.Arqueros, the HEGRA collaboration

arxiv:astro-ph/9908202 v1 · 1999-08-18 · 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{W3CLQYAB4LLDJ4V3XAJOML7WKX}

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.

Cited by

1 paper in Pith

Analyzing Cosmic Ray Spectral Features: A Numerical Investigation

Receipt and verification

First computed	2026-05-18T04:21:32.083684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6c4b86001e2d634f2bbb812e62ff655e46b382745ee028a07f53c36af2598fc

Aliases

arxiv: astro-ph/9908202 · arxiv_version: astro-ph/9908202v1 · doi: 10.48550/arxiv.astro-ph/9908202 · pith_short_12: W3CLQYAB4LLD · pith_short_16: W3CLQYAB4LLDJ4V3 · pith_short_8: W3CLQYAB

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/W3CLQYAB4LLDJ4V3XAJOML7WKX \
  | 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: b6c4b86001e2d634f2bbb812e62ff655e46b382745ee028a07f53c36af2598fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15f8a9137a6617005907086b912d4170be88194f511234aac1013415fb5d5840",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-08-18T14:56:58Z",
    "title_canon_sha256": "0a756eb609ade068d3e3f50761fc3cfb679a860abb58ec568de65cd9195f38e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9908202",
    "kind": "arxiv",
    "version": 1
  }
}