Pith Number

pith:VZON7QOV

pith:2017:VZON7QOVPNULCI3S7RJODKYT6N

not attested not anchored not stored refs pending

An asteroseismic view of the radius valley: stripped cores, not born rocky

Benjamin J. Fulton, Camilla Agentoft, Erik Petigura, Hans Kjeldsen, Ignas Snellen, James E. Owen, Mia. S. Lundkvist, Vincent Van Eylen

arxiv:1710.05398 v2 · 2017-10-15 · 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{VZON7QOVPNULCI3S7RJODKYT6N}

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	2026-05-18T00:09:19.601086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae5cdfc1d57b68b12372fc52e1ab13f34418d1267a1c73ad4be0029257abb8a9

Aliases

arxiv: 1710.05398 · arxiv_version: 1710.05398v2 · doi: 10.48550/arxiv.1710.05398 · pith_short_12: VZON7QOVPNUL · pith_short_16: VZON7QOVPNULCI3S · pith_short_8: VZON7QOV

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/VZON7QOVPNULCI3S7RJODKYT6N \
  | 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: ae5cdfc1d57b68b12372fc52e1ab13f34418d1267a1c73ad4be0029257abb8a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd9b513f9f4776e4250498570351fb12d40d9703da1c3e64a0352beef6ca892d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-10-15T20:55:49Z",
    "title_canon_sha256": "a95370b18bb545e149877e42a71e66c93961a1fd15c95aa671eb58ce7ba373c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05398",
    "kind": "arxiv",
    "version": 2
  }
}