Pith Number

pith:DDODSD5W

pith:2019:DDODSD5WABOJBQGTA5GWGVGOMG

not attested not anchored not stored refs pending

Detection of Planetary and Stellar Companions to Neighboring Stars via a Combination of Radial Velocity and Direct Imaging Techniques

Brad D. Carter, Christopher G. Tinney, Duncan J. Wright, Elliott P. Horch, Hugh R.A. Jones, Jeremy Bailey, Jonathan Horner, Lea A. Hirsch, Mark E. Everett, Paul A. Dalba, Robert A. Wittenmyer, R. Paul Butler, Simon J. O'Toole, Stephen R. Kane, Steve B. Howell, Zhexing Li

arxiv:1904.12931 v2 · 2019-04-29 · 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{DDODSD5WABOJBQGTA5GWGVGOMG}

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	2026-05-17T23:40:32.272736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18dc390fb6005c90c0d3074d6354ce619ecc09a767fc5f7b9bf862268c22a6c4

Aliases

arxiv: 1904.12931 · arxiv_version: 1904.12931v2 · doi: 10.48550/arxiv.1904.12931 · pith_short_12: DDODSD5WABOJ · pith_short_16: DDODSD5WABOJBQGT · pith_short_8: DDODSD5W

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/DDODSD5WABOJBQGTA5GWGVGOMG \
  | 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: 18dc390fb6005c90c0d3074d6354ce619ecc09a767fc5f7b9bf862268c22a6c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b842e42e4fe21a11da1ace563166541672d4a80b7f4ee7cd6140a239e7d4902f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-04-29T20:06:14Z",
    "title_canon_sha256": "bd593ab719fb761820da3aa1efe4bc09eefdf9be8ff8df0fb0d674d2e04fa0bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12931",
    "kind": "arxiv",
    "version": 2
  }
}