Pith Number

pith:E4CCPZV7

pith:2017:E4CCPZV7DE7SISBYIFUCLR2JS5

not attested not anchored not stored refs pending

The search for radio emission from exoplanets using LOFAR low-frequency beam-formed observations: Data pipeline and preliminary results for the 55 Cnc system

Iaroslavna Vasylieva, Jake D. Turner, Jean-Mathias Grie{\ss}meier, Philippe Zarka

arxiv:1710.04997 v1 · 2017-10-13 · astro-ph.EP · 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{E4CCPZV7DE7SISBYIFUCLR2JS5}

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	2026-05-18T00:05:00.226660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

270427e6bf193f244838416825c7499774b137bedbce8e8ba0ed4603df22bd34

Aliases

arxiv: 1710.04997 · arxiv_version: 1710.04997v1 · doi: 10.48550/arxiv.1710.04997 · pith_short_12: E4CCPZV7DE7S · pith_short_16: E4CCPZV7DE7SISBY · pith_short_8: E4CCPZV7

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/E4CCPZV7DE7SISBYIFUCLR2JS5 \
  | 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: 270427e6bf193f244838416825c7499774b137bedbce8e8ba0ed4603df22bd34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1415e7eaeaf733559c57a32d0b846f3aada4f30ebc74363888cc2abe671208d1",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-10-13T16:40:17Z",
    "title_canon_sha256": "41adbb838dd3ec0fda62e8e6aff16ad447fdc7fe82dd36e487dd52679f94539d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04997",
    "kind": "arxiv",
    "version": 1
  }
}