Pith Number

pith:OG6R44TH

pith:2020:OG6R44THPGGQN7X5VNIIDBQVF5

not attested not anchored not stored refs pending

$\pi$ Earth: a 3.14-day Earth-sized Planet from $\textit{K2}$'s Kitchen Served Warm by the SPECULOOS Team

Amaury H.M.J. Triaud, Andrew W. Howard, Artem Burdanov, Benjamin J. Fulton, Benjamin V. Rackham, Brice-Olivier Demory, Catriona Murray, Corey Beard, Daniel Sebastian, Didier Queloz, Elsa Ducrot, Emmanuel Jehin, Francisco J. Pozuelos, Howard Issacson, Ian J. M. Crossfield, Julien de Wit, Laetitia Delrez, Lalitha Sairam, Lionel J. Garcia, Maximilian N. Gunther, Michael Gillon, Peter P. Pedersen, Prajwal Niraula, Rafael Rebolo-Lopez, Roi Alonso, Samantha Thompson, Valerie van Grootel, Yilen Gomez Maqueo Chew

arxiv:2006.07308 v3 · 2020-06-12 · 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{OG6R44THPGGQN7X5VNIIDBQVF5}

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	2026-07-05T01:39:01.006208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71bd1e7267798d06fefdab508186152f60e9cd942f5b3caa870c1308097e6daa

Aliases

arxiv: 2006.07308 · arxiv_version: 2006.07308v3 · doi: 10.48550/arxiv.2006.07308 · pith_short_12: OG6R44THPGGQ · pith_short_16: OG6R44THPGGQN7X5 · pith_short_8: OG6R44TH

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/OG6R44THPGGQN7X5VNIIDBQVF5 \
  | 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: 71bd1e7267798d06fefdab508186152f60e9cd942f5b3caa870c1308097e6daa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d9e0fe21168253e9705eeabfda7885e0780a2e9cc2fa4e7694c2cb7a5307c95",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-06-12T16:45:42Z",
    "title_canon_sha256": "43461010cd4699f204aa11577dacde9686b18c15c6da2a9eecd6f978670dee9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.07308",
    "kind": "arxiv",
    "version": 3
  }
}