Pith Number

pith:7HUWT2I3

pith:2009:7HUWT2I3D6LWGPDER5YGBDVHOY

not attested not anchored not stored refs pending

Massive Satellites of Close-In Gas Giant Exoplanets

Michael F. Skrutskie, Phil Arras, Robert E. Johnson, Rolando Mendez, Timothy A. Cassidy

arxiv:0909.0770 v1 · 2009-09-03 · 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{7HUWT2I3D6LWGPDER5YGBDVHOY}

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	2026-05-18T02:34:36.473997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9e969e91b1f97633c648f70608ea7762e9dee373457edd0b52b4d08daa4faaa

Aliases

arxiv: 0909.0770 · arxiv_version: 0909.0770v1 · doi: 10.48550/arxiv.0909.0770 · pith_short_12: 7HUWT2I3D6LW · pith_short_16: 7HUWT2I3D6LWGPDE · pith_short_8: 7HUWT2I3

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/7HUWT2I3D6LWGPDER5YGBDVHOY \
  | 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: f9e969e91b1f97633c648f70608ea7762e9dee373457edd0b52b4d08daa4faaa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1bf7f6b76b98dee3f5a99cd0482909106fe8c8e7273d02ed52ef428bdc8f3c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-09-03T22:23:41Z",
    "title_canon_sha256": "b2fa7da277b7c9817f2e181248516cab75b4d0f535a10909f760fd659566ed4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0770",
    "kind": "arxiv",
    "version": 1
  }
}