Pith Number

pith:E4QV456Q

pith:2018:E4QV456QCHC6NZRZIG7HN6DT22

not attested not anchored not stored refs pending

Discovery of a Transiting Adolescent Sub-Neptune Exoplanet with K2

Allyson Bieryla, Andrew Vanderburg, Andrew W. Howard, Ann Marie Cody, Benjamin J. Fulton, Chas Beichman, David R. Ciardi, David W. Latham, Erica J. Gonzales, Eric E. Mamajek, Erik A. Petigura, Gautam Vasisht, Howard T. Isaacson, Ian J. M. Crossfield, John R. Stauffer, Joshua E. Schlieder, Lea A. Hirsch, Luisa M. Rebull, Lynne A. Hillenbrand, Makennah Bristow, Marie Ygouf, Trevor J. David

arxiv:1801.07320 v2 · 2018-01-22 · 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{E4QV456QCHC6NZRZIG7HN6DT22}

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	2026-05-17T23:58:05.194472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27215e77d011c5e6e63941be76f873d6aab44e783aa9d5edb69122557c72d568

Aliases

arxiv: 1801.07320 · arxiv_version: 1801.07320v2 · doi: 10.48550/arxiv.1801.07320 · pith_short_12: E4QV456QCHC6 · pith_short_16: E4QV456QCHC6NZRZ · pith_short_8: E4QV456Q

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/E4QV456QCHC6NZRZIG7HN6DT22 \
  | 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: 27215e77d011c5e6e63941be76f873d6aab44e783aa9d5edb69122557c72d568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff9bd6b3f63e02cf35e754f3ecc4b3dc018c7369d7a7db54d268d9ff49875cc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-01-22T20:59:58Z",
    "title_canon_sha256": "a53f03505de8162984ba08ef3afe55e99579af9dc36f8b0313d5941f42ce14f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07320",
    "kind": "arxiv",
    "version": 2
  }
}