Pith Number

pith:RB64L6FP

pith:2022:RB64L6FPCW6B7VM4E2GKKB5WN4

not attested not anchored not stored refs pending

A Catalog of Habitable Zone Exoplanets

Colby Ostberg, Kimberly Bott, Michelle L. Hill, Paul A. Dalba, Ravi Kopparapu, Stephen R. Kane, Tara Fetherolf, Zhexing Li

arxiv:2210.02484 v2 · 2022-10-05 · 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{RB64L6FPCW6B7VM4E2GKKB5WN4}

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	2026-07-05T05:07:04.378189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

887dc5f8af15bc1fd59c268ca507b66f2e4bedf9bbd1d5ccfe0ec11aad64cf80

Aliases

arxiv: 2210.02484 · arxiv_version: 2210.02484v2 · doi: 10.48550/arxiv.2210.02484 · pith_short_12: RB64L6FPCW6B · pith_short_16: RB64L6FPCW6B7VM4 · pith_short_8: RB64L6FP

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/RB64L6FPCW6B7VM4E2GKKB5WN4 \
  | 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: 887dc5f8af15bc1fd59c268ca507b66f2e4bedf9bbd1d5ccfe0ec11aad64cf80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0477200d12692a47228dde6840df7f01e2460cfc01b89ed016b1491e3b121fb7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-10-05T18:04:14Z",
    "title_canon_sha256": "1c88448e51bba8aa6cf7ce156abd27f341d44274c882b168412968224126b716"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.02484",
    "kind": "arxiv",
    "version": 2
  }
}