Pith Number

pith:WV7MTFZP

pith:2023:WV7MTFZPQKKYFYVW4MDLYR2SAD

not attested not anchored not stored refs pending

The low density, hot Jupiter TOI-640 b is on a polar orbit

Carina M. Persson, Davide Gandolfi, Elisa Goffo, Emil Knudstrup, Enric Palle, Fei Dai, Hans J. Deeg, John H. Livingston, Kristine W. F. Lam, Luisa M. Serrano, Malcolm Fridlund, Marcus L. Marcussen, Norio Narita, Rafael Luque, Seth Redfield, Simon H. Albrecht, Szil\'ard Csizmadia, Teruyuki Hirano, Vincent Van Eylen, William D. Cochran

arxiv:2302.01702 v1 · 2023-02-03 · 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{WV7MTFZPQKKYFYVW4MDLYR2SAD}

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	2026-07-05T05:55:49.421903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b57ec9972f829582e2b6e306bc475200cc8d4cb56d86b083b372ae18d9dad17f

Aliases

arxiv: 2302.01702 · arxiv_version: 2302.01702v1 · doi: 10.48550/arxiv.2302.01702 · pith_short_12: WV7MTFZPQKKY · pith_short_16: WV7MTFZPQKKYFYVW · pith_short_8: WV7MTFZP

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/WV7MTFZPQKKYFYVW4MDLYR2SAD \
  | 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: b57ec9972f829582e2b6e306bc475200cc8d4cb56d86b083b372ae18d9dad17f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "246e4c78fe2480806fc36d6c9aadadad872be29783847429955fd893906a706b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-02-03T12:58:53Z",
    "title_canon_sha256": "6a34bf0ebb17ec1f1cb1144ef9174b10a8d33055b11b730699a5bd8e30dfeb26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.01702",
    "kind": "arxiv",
    "version": 1
  }
}