Pith Number

pith:EPPZEOID

pith:2011:EPPZEOIDQ4U6LTLY6AP4CX3JY3

not attested not anchored not stored refs pending

A new composition-sensitive parameter for Ultra-High Energy Cosmic Rays

A. D. Supanitsky, G. A. Medina-Tanco, G. Ros, J. C. D'Olivo, L. Del Peral, M. D. Rodr\'iguez-Fr\'ias

arxiv:1104.3399 v1 · 2011-04-18 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPPZEOIDQ4U6LTLY6AP4CX3JY3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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

Searching for EeV photons with Telescope Array Surface Detector and neural networks

Receipt and verification

First computed	2026-05-18T02:22:02.576948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23df9239038729e5cd78f01fc15f69c6c10aa1bfffa7f000b7ca90887755ffcf

Aliases

arxiv: 1104.3399 · arxiv_version: 1104.3399v1 · doi: 10.48550/arxiv.1104.3399 · pith_short_12: EPPZEOIDQ4U6 · pith_short_16: EPPZEOIDQ4U6LTLY · pith_short_8: EPPZEOID

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/EPPZEOIDQ4U6LTLY6AP4CX3JY3 \
  | 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: 23df9239038729e5cd78f01fc15f69c6c10aa1bfffa7f000b7ca90887755ffcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfcc7bed410551709680bdcc14927dfa1bc25f5e297566a439b8c1762153c8e6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-04-18T07:22:11Z",
    "title_canon_sha256": "195e7d6952a1401fa086ac01104fd62a7e42ce1b23f708766e2f66e471858cc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3399",
    "kind": "arxiv",
    "version": 1
  }
}