Pith Number

pith:2MNA66VB

pith:2023:2MNA66VBMFU3VSGN6O2NYTKMGN

not attested not anchored not stored refs pending

HST/WFC3 Light Curve Supports a Terrestrial Composition for the Closest Exoplanet to Transit an M Dwarf

Aurelia Balkanski, David Charbonneau, Emily K Pass, Jacob L Bean, Jason D Eastman, Jennifer G Winters, Maura Lally, Nikole Lewis, Ryan Cloutier

arxiv:2307.02970 v2 · 2023-07-06 · 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{2MNA66VBMFU3VSGN6O2NYTKMGN}

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	2026-07-05T06:43:04.087064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d31a0f7aa16169bac8cdf3b4dc4d4c336ab574e80ca6772c70a3b87ed27a6f02

Aliases

arxiv: 2307.02970 · arxiv_version: 2307.02970v2 · doi: 10.48550/arxiv.2307.02970 · pith_short_12: 2MNA66VBMFU3 · pith_short_16: 2MNA66VBMFU3VSGN · pith_short_8: 2MNA66VB

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/2MNA66VBMFU3VSGN6O2NYTKMGN \
  | 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: d31a0f7aa16169bac8cdf3b4dc4d4c336ab574e80ca6772c70a3b87ed27a6f02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cb0e05c38efa2fb17c90dbc4a73387c5e9c8cef261b72b00168786075f851ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-07-06T13:16:51Z",
    "title_canon_sha256": "4b0a12c4bad65443749d19828065de0a4abeed8208ab653b830f1d8e3e7732ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.02970",
    "kind": "arxiv",
    "version": 2
  }
}