Pith Number

pith:U6BOLGUV

pith:2012:U6BOLGUVIGES3KQ7JNMX7JNV5Y

not attested not anchored not stored refs pending

Identification of the primary mass of inclined cosmic ray showers from depth of maximum and number of muons parameters

A. Parra, E. Zas, G. Rodriguez, I. Valino, R. Vazquez, S. Riggi

arxiv:1212.0218 v2 · 2012-12-02 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6BOLGUVIGES3KQ7JNMX7JNV5Y}

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	2026-05-18T01:52:48.564538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a782e59a9541892daa1f4b597fa5b5ee3f044330dfa603172a7c36e175940d82

Aliases

arxiv: 1212.0218 · arxiv_version: 1212.0218v2 · doi: 10.48550/arxiv.1212.0218 · pith_short_12: U6BOLGUVIGES · pith_short_16: U6BOLGUVIGES3KQ7 · pith_short_8: U6BOLGUV

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/U6BOLGUVIGES3KQ7JNMX7JNV5Y \
  | 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: a782e59a9541892daa1f4b597fa5b5ee3f044330dfa603172a7c36e175940d82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1fe8fc682009aec477db10da4b64e9299f597f92f1c3728a9baad0eb871fb9f",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-12-02T15:25:45Z",
    "title_canon_sha256": "53f702f6a2a8f9e5e2f36fa16b2d50c759a41b29bb5f54f8b111297c9035d1f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0218",
    "kind": "arxiv",
    "version": 2
  }
}