Pith Number

pith:EBKTQ2LR

pith:2015:EBKTQ2LRTO2ZDKNEP6QXQLTCAB

not attested not anchored not stored refs pending

Two New Long-Period Giant Planets from the McDonald Observatory Planet Search and Two Stars with Long-Period Radial Velocity Signals Related to Stellar Activity Cycles

Attila E. Simon, Barbara G. Castanheira, Caroline Caldwell, David R. Ciardi, Elliott Horch, Erik J. Brugamyer, Ivan Ramirez, Jonathan Horner, Kevin Gullikson, Mark Everett, Marshall C. Johnson, Matthew Shetrone, Michael Endl, Paul Robertson, Phillip J. MacQueen, Robert Wittenmyer, Stefano Meschiari, Steve B. Howell, William D. Cochran

arxiv:1512.02965 v1 · 2015-12-09 · 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{EBKTQ2LRTO2ZDKNEP6QXQLTCAB}

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	2026-05-18T01:20:32.801298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20553869719bb591a9a47fa1782e6200708162fac9cd9b1c260494f5fc8fc7ca

Aliases

arxiv: 1512.02965 · arxiv_version: 1512.02965v1 · doi: 10.48550/arxiv.1512.02965 · pith_short_12: EBKTQ2LRTO2Z · pith_short_16: EBKTQ2LRTO2ZDKNE · pith_short_8: EBKTQ2LR

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/EBKTQ2LRTO2ZDKNEP6QXQLTCAB \
  | 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: 20553869719bb591a9a47fa1782e6200708162fac9cd9b1c260494f5fc8fc7ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "505ffec0e63d9595506b477a2a83ae94d15cb1a4bd6a6d2c1638876cdb5f1fb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-12-09T17:46:50Z",
    "title_canon_sha256": "a9ef424779663df3ac0a261665ebc81d63ba9267f31f210098f6d74868229744"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02965",
    "kind": "arxiv",
    "version": 1
  }
}