Pith Number

pith:UHQ6H54Y

pith:2010:UHQ6H54YVVU6R4WIQBLTCUJKS3

not attested not anchored not stored refs pending

Enhancement of the Yakutsk array by atmospheric Cherenkov telescopes to study cosmic rays above $10^{15}$ eV

A.A. Ivanov, I.Ye. Sleptsov, M.I. Pravdin, S.P. Knurenko, Z.E. Petrov

arxiv:1011.3902 v2 · 2010-11-17 · 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{UHQ6H54YVVU6R4WIQBLTCUJKS3}

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	2026-05-18T04:32:35.882467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1e1e3f798ad69e8f2c8805731512a96fbc9e990ed97c58c2c44c1f800f9cc5e

Aliases

arxiv: 1011.3902 · arxiv_version: 1011.3902v2 · doi: 10.48550/arxiv.1011.3902 · pith_short_12: UHQ6H54YVVU6 · pith_short_16: UHQ6H54YVVU6R4WI · pith_short_8: UHQ6H54Y

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/UHQ6H54YVVU6R4WIQBLTCUJKS3 \
  | 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: a1e1e3f798ad69e8f2c8805731512a96fbc9e990ed97c58c2c44c1f800f9cc5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ab7a7b116315a17e6e57d1f05a6deddb3b85b9f5f18d19075c9d33b0007baeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-11-17T07:40:15Z",
    "title_canon_sha256": "3a789dcbcfe0e7f639f6442ec5d50345da5441d4e28edb3a8cd407998e39b61c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3902",
    "kind": "arxiv",
    "version": 2
  }
}