Pith Number

pith:EAWGV7FP

pith:2008:EAWGV7FPIXHRBHEEPK4OVQVTVC

not attested not anchored not stored refs pending

The Keck Planet Search: Detectability and the Minimum Mass and Orbital Period Distribution of Extrasolar Planets

Andrew Cumming, Debra A. Fischer, Geoffrey W. Marcy, Jason T. Wright, R. Paul Butler, Steven S. Vogt

arxiv:0803.3357 v1 · 2008-03-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EAWGV7FPIXHRBHEEPK4OVQVTVC}

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	2026-05-18T04:27:27.347840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

202c6afcaf45cf109c847ab8eac2b3a8ad4a82bda2d274ab20f0736c68f5b373

Aliases

arxiv: 0803.3357 · arxiv_version: 0803.3357v1 · doi: 10.48550/arxiv.0803.3357 · pith_short_12: EAWGV7FPIXHR · pith_short_16: EAWGV7FPIXHRBHEE · pith_short_8: EAWGV7FP

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/EAWGV7FPIXHRBHEEPK4OVQVTVC \
  | 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: 202c6afcaf45cf109c847ab8eac2b3a8ad4a82bda2d274ab20f0736c68f5b373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec2ce16321a103f1b5dd38f70db2b5b0ff15b71d53266d6046a62f2b6279e65f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-24T02:34:23Z",
    "title_canon_sha256": "e38d8350fa4876678ca994c74e6daa5d2c447d3fca60d8bd37cf6c5b875c941f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.3357",
    "kind": "arxiv",
    "version": 1
  }
}