Pith Number

pith:DPADVM7F

pith:2012:DPADVM7FV4IS5ZRYKUGIZRNVJ5

not attested not anchored not stored refs pending

A planetary companion around the K giant eps Corona Borealis

Byeong-Cheol Lee, David E. Mkrtichian, Inwoo Han, Kang-Min Kim, Myeong-Gu Park

arxiv:1209.1187 v1 · 2012-09-06 · astro-ph.SR · 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{DPADVM7FV4IS5ZRYKUGIZRNVJ5}

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	2026-05-18T01:54:39.587307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bc03ab3e5af112ee638550c8cc5b54f797c60b42cccfff53b69d77ba46095eb

Aliases

arxiv: 1209.1187 · arxiv_version: 1209.1187v1 · doi: 10.48550/arxiv.1209.1187 · pith_short_12: DPADVM7FV4IS · pith_short_16: DPADVM7FV4IS5ZRY · pith_short_8: DPADVM7F

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/DPADVM7FV4IS5ZRYKUGIZRNVJ5 \
  | 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: 1bc03ab3e5af112ee638550c8cc5b54f797c60b42cccfff53b69d77ba46095eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a691a4947e371ced2330f788575ff3e56baf55fc9e05d41e58c8d94c798b26f3",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-09-06T06:05:04Z",
    "title_canon_sha256": "3e6a375a56a1c9611940afdc09edf95b68e2805db464ae1d72e43503f3cb3368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1187",
    "kind": "arxiv",
    "version": 1
  }
}