Pith Number

pith:2OIEKQYH

pith:2019:2OIEKQYHYICBPW4QPKPDGLKKQE

not attested not anchored not stored refs pending

The Data Processor of the EUSO-SPB2 Telescopes

Francesco Perfetto, Giuseppe Osteria, Valentina Scotti

arxiv:1909.01680 v1 · 2019-09-04 · 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{2OIEKQYHYICBPW4QPKPDGLKKQE}

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	2026-07-05T00:02:18.860069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d390454307c20417db907a9e332d4a8134752ba7028ee87605e976abd1ee8433

Aliases

arxiv: 1909.01680 · arxiv_version: 1909.01680v1 · doi: 10.48550/arxiv.1909.01680 · pith_short_12: 2OIEKQYHYICB · pith_short_16: 2OIEKQYHYICBPW4Q · pith_short_8: 2OIEKQYH

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/2OIEKQYHYICBPW4QPKPDGLKKQE \
  | 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: d390454307c20417db907a9e332d4a8134752ba7028ee87605e976abd1ee8433

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2365a0d227385f8fa831abe70cd2ecdc9bf34f7429910ce66fec74819988d9f",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-09-04T10:26:34Z",
    "title_canon_sha256": "bc9c8d1b0ff947aca21cd98ea2cc5288f770c7fee6c6c17354c7792a71cb61a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01680",
    "kind": "arxiv",
    "version": 1
  }
}