Pith Number

pith:DOFNNAHP

pith:2009:DOFNNAHPW3PTMSFBSMNGAM2Y5A

not attested not anchored not stored refs pending

Detectability of Terrestrial Planets in Multi-Planet Systems: Preliminary Report

Alan P. Boss, Alessandro Sozzetti, Andrew F. Boden, Andrew Gould, Andrew Howard, Cengxing Zhai, Charles Beichman, Debra Fischer, Dmitry Savransky, Douglas Lin, Eric. B. Ford, Gregory P. Laughlin, Harold F. Levison, James Marr, Joseph Catanzarite, Matthew Muterspaugh, Michael Shao, N. Jeremy Kasdin, Sam Halverson, Sean N. Raymond, Shigeru Ida, Stefano Casertano, Valeri Makarov, Wesley A. Traub

arxiv:0904.0822 v1 · 2009-04-05 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DOFNNAHPW3PTMSFBSMNGAM2Y5A}

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	2026-05-18T02:14:07.409347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b8ad680efb6df3648a1931a603358e80169a893e4b27860d5e9b9b1016dc858

Aliases

arxiv: 0904.0822 · arxiv_version: 0904.0822v1 · doi: 10.48550/arxiv.0904.0822 · pith_short_12: DOFNNAHPW3PT · pith_short_16: DOFNNAHPW3PTMSFB · pith_short_8: DOFNNAHP

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/DOFNNAHPW3PTMSFBSMNGAM2Y5A \
  | 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: 1b8ad680efb6df3648a1931a603358e80169a893e4b27860d5e9b9b1016dc858

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e809feaedc5d3cce6be1c49ef9db536deb6dda76304ba21db5fd627fb5067c26",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-04-05T22:41:51Z",
    "title_canon_sha256": "999c5a543c31a5b1f7c6b21f401a7cf72f93635ca9e8860e9308c5962ae1823b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0822",
    "kind": "arxiv",
    "version": 1
  }
}