Pith Number

pith:7TYFW6QQ

pith:2018:7TYFW6QQDQS4O4TOVX2T47GSVA

not attested not anchored not stored refs pending

The XUV environments of exoplanets from Jupiter-size to super-Earth

Alain Lecavelier des Etangs, David Ehrenreich, George W. King, James Kirk, J\"urgen Schmitt, Michael Salz, P. Christian Schneider, Peter J. Wheatley, Stefan Czesla, Tom Louden, Vincent Bourrier

arxiv:1804.11124 v1 · 2018-04-30 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TYFW6QQDQS4O4TOVX2T47GSVA}

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	2026-05-18T00:15:54.399851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf05b7a101c25c7726eadf53e7cd2a80f05c72b6839a665fc01119ec74607e8

Aliases

arxiv: 1804.11124 · arxiv_version: 1804.11124v1 · doi: 10.48550/arxiv.1804.11124 · pith_short_12: 7TYFW6QQDQS4 · pith_short_16: 7TYFW6QQDQS4O4TO · pith_short_8: 7TYFW6QQ

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/7TYFW6QQDQS4O4TOVX2T47GSVA \
  | 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: fcf05b7a101c25c7726eadf53e7cd2a80f05c72b6839a665fc01119ec74607e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c0bfe3c4ef7c44573a3c556b988adeb279ffac55ae9b36e10674c4ab16952df",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-04-30T11:22:54Z",
    "title_canon_sha256": "0b4096ded06088f83765bea3aa564112a07f281290e6a7ca167d6fff91033b21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.11124",
    "kind": "arxiv",
    "version": 1
  }
}