Pith Number

pith:FTHN3O4X

pith:2020:FTHN3O4XSD3HFAGRHOVF7KQPGM

not attested not anchored not stored refs pending

An information theoretic framework for classifying exoplanetary system architectures

Daniel C. Fabrycky, Gregory J. Gilbert

arxiv:2003.11098 v1 · 2020-03-24 · 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{FTHN3O4XSD3HFAGRHOVF7KQPGM}

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.

Cited by

1 paper in Pith

Generating eccentricity from envelope stripping in the Radius Valley

Receipt and verification

First computed	2026-07-05T01:08:52.453624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cceddbb9790f67280d13baa5faa0f333255401bb6cb4837fc8285cd13e408cf

Aliases

arxiv: 2003.11098 · arxiv_version: 2003.11098v1 · doi: 10.48550/arxiv.2003.11098 · pith_short_12: FTHN3O4XSD3H · pith_short_16: FTHN3O4XSD3HFAGR · pith_short_8: FTHN3O4X

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/FTHN3O4XSD3HFAGRHOVF7KQPGM \
  | 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: 2cceddbb9790f67280d13baa5faa0f333255401bb6cb4837fc8285cd13e408cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94a39208d7506c36700edcb4e73325a8d00333710cbc08e7c854a67675b434cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-03-24T20:10:52Z",
    "title_canon_sha256": "407bd936d4777a41ee3e5998a5b3af122f20233f4615c054460dcf2f65af618e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.11098",
    "kind": "arxiv",
    "version": 1
  }
}