Pith Number

pith:VJKCZCOV

pith:2014:VJKCZCOVNJZYEGZ3VUJMM74ARX

not attested not anchored not stored refs pending

Optic detectors calibration for measuring ultra-high energy extensive air showers Cherenkov radiation by 532 nm laser

Igor Petrov, Stanislav Knurenko, Yuri Egorov

arxiv:1412.7769 v1 · 2014-12-24 · 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{VJKCZCOVNJZYEGZ3VUJMM74ARX}

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	2026-05-18T01:34:25.034799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa542c89d56a73821b3bad12c67f808dcae623f556e426b2b0c7b6bc624ccc78

Aliases

arxiv: 1412.7769 · arxiv_version: 1412.7769v1 · doi: 10.48550/arxiv.1412.7769 · pith_short_12: VJKCZCOVNJZY · pith_short_16: VJKCZCOVNJZYEGZ3 · pith_short_8: VJKCZCOV

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/VJKCZCOVNJZYEGZ3VUJMM74ARX \
  | 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: aa542c89d56a73821b3bad12c67f808dcae623f556e426b2b0c7b6bc624ccc78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38b19b5025921d0797b149b379ddf32654c96f83f94368c045c5f627cc5f335f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-12-24T23:51:36Z",
    "title_canon_sha256": "16263520df600768a55bd462c20dcbe47036ac1b482afaad539dbf057392e58f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.7769",
    "kind": "arxiv",
    "version": 1
  }
}