Pith Number

pith:V7DLWPEM

pith:2018:V7DLWPEMYC3R3EEXEOMXFUCBLZ

not attested not anchored not stored refs pending

An Improved Transit Measurement for a 2.4 R_{Earth} Planet Orbiting A Bright Mid-M Dwarf K2$-$28

Bj\"orn Benneke, Caroline V. Morley, Charles Beichman, Courtney D. Dressing, David Ciardi, Farisa Y. Morales, Ge Chen, Heather A. Knutson, Ian Crossfield, Jessica E. Krick, Jessie Christiansen, John Livingston, Joshua E. Schlieder, Michael Werner, Steve B. Howell, Varoujan Gorjian

arxiv:1801.10177 v2 · 2018-01-30 · 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{V7DLWPEMYC3R3EEXEOMXFUCBLZ}

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	2026-05-18T00:18:35.651212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afc6bb3c8cc0b71d9097239972d0415e41ffb359f4cba7222cc593b1eae5c3cd

Aliases

arxiv: 1801.10177 · arxiv_version: 1801.10177v2 · doi: 10.48550/arxiv.1801.10177 · pith_short_12: V7DLWPEMYC3R · pith_short_16: V7DLWPEMYC3R3EEX · pith_short_8: V7DLWPEM

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/V7DLWPEMYC3R3EEXEOMXFUCBLZ \
  | 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: afc6bb3c8cc0b71d9097239972d0415e41ffb359f4cba7222cc593b1eae5c3cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b2456f2834733ee9ae5c7195a8608c462d04bb4647bb73a3477090c72ddcdb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-01-30T19:02:58Z",
    "title_canon_sha256": "a201420a8c297ac33293fddb8cc8bfc3402bf18fe05a3ab35926cbf09f3ebe80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10177",
    "kind": "arxiv",
    "version": 2
  }
}