Pith Number

pith:TZJOZ5NX

pith:2020:TZJOZ5NXPOBNKWIDYZBB6SCUPI

not attested not anchored not stored refs pending

Search for ultra-high energy photons through preshower effect with gamma-ray telescopes: Study of CTA-North efficiency

Alan R. Duffy, Aleksander \'Cwik{\l}a, Alona Mozgova, Dariusz G\'ora, David E. Alvarez Castillo, Dominik Ostrog\'orski, Jaros{\l}aw Stasielak, Jilberto Zamora-Saa, Karel Smolek, K\'evin Almeida Cheminant, Konrad Kopa\'nski, Marcin Kasztelan, Marta Marek, Micha{\l} Niedz\'zwiecki, Niraj Dhital, Oleksandr Sushchov, Peter Kovacs, Piotr Homola, Vahab Nazari

arxiv:2007.11105 v1 · 2020-07-21 · astro-ph.IM · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TZJOZ5NXPOBNKWIDYZBB6SCUPI}

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	2026-07-05T01:21:22.703983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e52ecf5b77b82d55903c6421f48547a257acf3fe8aef7b829fcd7839768b6a1

Aliases

arxiv: 2007.11105 · arxiv_version: 2007.11105v1 · doi: 10.48550/arxiv.2007.11105 · pith_short_12: TZJOZ5NXPOBN · pith_short_16: TZJOZ5NXPOBNKWID · pith_short_8: TZJOZ5NX

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/TZJOZ5NXPOBNKWIDYZBB6SCUPI \
  | 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: 9e52ecf5b77b82d55903c6421f48547a257acf3fe8aef7b829fcd7839768b6a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9ec0d04d94c5a501afacdfbf1eea64bcf47125b4fe2e2d7923b4f9ffd740e8e",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-07-21T21:45:23Z",
    "title_canon_sha256": "bde7115b7ad2356b58e3767fd3ae445517a1ab9b60dcd01e3e2fb65673ec7743"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.11105",
    "kind": "arxiv",
    "version": 1
  }
}