Pith Number

pith:ZFXKEYDK

pith:2010:ZFXKEYDKUKDA6GTSDFOQSJNQWR

not attested not anchored not stored refs pending

The Effect of Star Spots on Accurate Radius Determination of the Low Mass Double-lined Eclipsing Binary GU Boo

G. Windmiller, J. A. Orosz, P. B. Etzel

arxiv:1002.2003 v1 · 2010-02-09 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFXKEYDKUKDA6GTSDFOQSJNQWR}

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	2026-05-18T02:09:10.459572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c96ea2606aa2860f1a72195d0925b0b465356ed768ffe376501b11fd946a1922

Aliases

arxiv: 1002.2003 · arxiv_version: 1002.2003v1 · doi: 10.48550/arxiv.1002.2003 · pith_short_12: ZFXKEYDKUKDA · pith_short_16: ZFXKEYDKUKDA6GTS · pith_short_8: ZFXKEYDK

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/ZFXKEYDKUKDA6GTSDFOQSJNQWR \
  | 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: c96ea2606aa2860f1a72195d0925b0b465356ed768ffe376501b11fd946a1922

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd8aaf4c2b22a77ab6d48734af94e0251d869d1629f5f7e4ca6fe8b2aea22217",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-02-09T23:50:15Z",
    "title_canon_sha256": "b2468ed25eb65452bb5375f068e5f1d6135255ca7358aa19af9c40e9e7e4f2f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2003",
    "kind": "arxiv",
    "version": 1
  }
}