Pith Number

pith:EQUG4OC4

pith:2019:EQUG4OC44TQJA2UNUFXIRDP6A7

not attested not anchored not stored refs pending

Detection of Cosmic Rays from ground: an Introduction

Giuseppe Di Sciascio (INFN - Roma Tor Vergata, Italy)

arxiv:1904.08344 v1 · 2019-04-17 · astro-ph.HE · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EQUG4OC44TQJA2UNUFXIRDP6A7}

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	2026-05-17T23:39:54.174576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24286e385ce4e0906a8da16e888dfe07c0d131ee8c42fbbd71785d69171896e3

Aliases

arxiv: 1904.08344 · arxiv_version: 1904.08344v1 · doi: 10.48550/arxiv.1904.08344 · pith_short_12: EQUG4OC44TQJ · pith_short_16: EQUG4OC44TQJA2UN · pith_short_8: EQUG4OC4

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/EQUG4OC44TQJA2UNUFXIRDP6A7 \
  | 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: 24286e385ce4e0906a8da16e888dfe07c0d131ee8c42fbbd71785d69171896e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52c11944f8f8998f227ab3edb644990f24cfa6bdb9508b118c1e6feace8f68ae",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-04-17T16:14:00Z",
    "title_canon_sha256": "21f237eb89377f58c21d74c72de9b552c7f3cf57da8172838d67cfe1dec3b580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08344",
    "kind": "arxiv",
    "version": 1
  }
}