Pith Number

pith:2HIW5E5K

pith:2018:2HIW5E5K2LHB2QEGJ76KLGMAXM

not attested not anchored not stored refs pending

High-energy environment of super-Earth 55 Cnc e I: Far-UV chromospheric variability as a possible tracer of planet-induced coronal rain

A.Lecavelier des Etangs, A.Vidal-Madjar, A.Wyttenbach, B.Lavie, D.Ehrenreich, F.Pepe, P.J.Wheatley, S.Udry, T.Louden, V.Bourrier

arxiv:1803.10783 v1 · 2018-03-28 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2HIW5E5K2LHB2QEGJ76KLGMAXM}

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	2026-05-18T00:09:53.715518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1d16e93aad2ce1d40864ffca59980bb3318aa5b80dae9174037386394c667f6

Aliases

arxiv: 1803.10783 · arxiv_version: 1803.10783v1 · doi: 10.48550/arxiv.1803.10783 · pith_short_12: 2HIW5E5K2LHB · pith_short_16: 2HIW5E5K2LHB2QEG · pith_short_8: 2HIW5E5K

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/2HIW5E5K2LHB2QEGJ76KLGMAXM \
  | 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: d1d16e93aad2ce1d40864ffca59980bb3318aa5b80dae9174037386394c667f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c97df1ed957efe42f31e70c04fe25afeb56cd5a21610207591d16569bf2b692",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-03-28T18:00:06Z",
    "title_canon_sha256": "d5d42739c70dd38a59fde473e69b4ee1a9077f280e0bfc47da2584cc3d395a99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10783",
    "kind": "arxiv",
    "version": 1
  }
}