Pith Number

pith:QEP5VMKJ

pith:2013:QEP5VMKJRWRDNSBT6HQV26LTKX

not attested not anchored not stored refs pending

The Kappa Andromedae System: New Constraints on the Companion Mass, System Age & Further Multiplicity

Aaron Veicht, Adam L. Kraus, Anand Sivaramakrishnan, Ben R. Oppenheimer, Charles Beichman, Chengxing Zhai, Christoph Baranec, David King, Douglas Brenner, Emily L. Rice, Eric Cady, Eric E. Mamajek, Gautam Vasisht, Ian R. Parry, Jacqueline K. Faherty, Jennifer E. Roberts, J. Kent Wallace, Justin R. Crepp, Laurent Pueyo, Lewis C Roberts Jr., Louis A. Wilson, Lynne A. Hillenbrand, Michael J. Ireland, Michael Shao, Neil Zimmerman, Remi Soummer, Richard Dekany, Rick Burruss, Ricky Nilsson, Sasha Hinkley, Thomas Lockhart, Trevor David

arxiv:1309.3372 v1 · 2013-09-13 · astro-ph.EP · 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{QEP5VMKJRWRDNSBT6HQV26LTKX}

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	2026-05-18T01:47:42.257954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

811fdab1498da236c833f1e15d797355e2cd8b1843060b6e73775b52f6558d75

Aliases

arxiv: 1309.3372 · arxiv_version: 1309.3372v1 · doi: 10.48550/arxiv.1309.3372 · pith_short_12: QEP5VMKJRWRD · pith_short_16: QEP5VMKJRWRDNSBT · pith_short_8: QEP5VMKJ

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/QEP5VMKJRWRDNSBT6HQV26LTKX \
  | 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: 811fdab1498da236c833f1e15d797355e2cd8b1843060b6e73775b52f6558d75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f8cbb50380d7cff77c57db9f368e69e98e8839b767994410a332f0a1147e939",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-09-13T05:46:17Z",
    "title_canon_sha256": "46e7bf8110f56d8bfc2e43af16441fa48cff5e10955de82d8968a8f5495c1be8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3372",
    "kind": "arxiv",
    "version": 1
  }
}