Pith Number

pith:XWLZXH3X

pith:2026:XWLZXH3XRR7WZVZ4Y5VBRSHKHX

not attested not anchored not stored refs pending

JWST-TST High Contrast: First Direct Spectroscopy of GJ 504 b reveals Clouds and Possible Metal Enrichment

Alexis Bidot, Aneesh Baburaj, Charles-Philippe Lajoie, Chris Stark, Christine Chen, Cicero Lu, C. Matt Mountain, Emily Rickman, Isabel Rebollido, Jay Anderson, Jean-Baptiste Ruffio, Jeff Valenti, Jens Kammerer, Jerry W. Xuan, Julien H. Girard, Kadin Worthen, Kielan K. W. Hoch, Kimberly Ward-Duong, Laurent Pueyo, Mark Clampin, Marshall Perrin, Mathilde M\^alin, Nikole K. Lewis, Quinn M. Konopacky, R\'emi Soummer, Roeland P. van der Marel, Sara Seager, Travis S. Barman, William O. Balmer, Yayaati Chachan

arxiv:2606.19228 v1 · 2026-06-17 · astro-ph.EP · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XWLZXH3XRR7WZVZ4Y5VBRSHKHX}

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	2026-06-19T16:12:58.675169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd979b9f778c7f6cd73cc76a18c8ea3dfd18ab7594d1aef0c7dc4199bb0736e2

Aliases

arxiv: 2606.19228 · arxiv_version: 2606.19228v1 · doi: 10.48550/arxiv.2606.19228 · pith_short_12: XWLZXH3XRR7W · pith_short_16: XWLZXH3XRR7WZVZ4 · pith_short_8: XWLZXH3X

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/XWLZXH3XRR7WZVZ4Y5VBRSHKHX \
  | 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: bd979b9f778c7f6cd73cc76a18c8ea3dfd18ab7594d1aef0c7dc4199bb0736e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0755a8f5937cbfab3cf02b0a67ed2972a91105c92173c5d86adaefcdbf2931bf",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-06-17T16:05:29Z",
    "title_canon_sha256": "ded771c3ea4384b5dfcaf2fc4681e9fa050b587b735bc319c8c9fe69bc900cf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19228",
    "kind": "arxiv",
    "version": 1
  }
}