Pith Number

pith:FMYIOSI7

pith:2002:FMYIOSI7QYUF5ARAJY3KD2GHHY

not attested not anchored not stored refs pending

Atmospheric shower fluctuations and the constant intensity cut method

Jaime Alvarez-Muniz, Jeferson A. Ortiz, Ralph Engel, T.K. Gaisser, Todor Stanev

arxiv:astro-ph/0209117 v1 · 2002-09-06 · 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{FMYIOSI7QYUF5ARAJY3KD2GHHY}

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	2026-05-18T04:22:19.965310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b3087491f86285e82204e36a1e8c73e11f33ac0b397716b3cf8452c674c9b57

Aliases

arxiv: astro-ph/0209117 · arxiv_version: astro-ph/0209117v1 · doi: 10.48550/arxiv.astro-ph/0209117 · pith_short_12: FMYIOSI7QYUF · pith_short_16: FMYIOSI7QYUF5ARA · pith_short_8: FMYIOSI7

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/FMYIOSI7QYUF5ARAJY3KD2GHHY \
  | 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: 2b3087491f86285e82204e36a1e8c73e11f33ac0b397716b3cf8452c674c9b57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c8ec753d3078db98a83c8b59d697dd8adc63b4668feec84daa9421d4d7eb90a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-09-06T15:41:29Z",
    "title_canon_sha256": "e418d1d48fdf0a96e1286b2d61f1ad8c0ced9697aed63c020bf8ef5acdb0c6cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0209117",
    "kind": "arxiv",
    "version": 1
  }
}