Pith Number

pith:33WWOICG

pith:2022:33WWOICGH2L4RVCOJK4A7CPRHU

not attested not anchored not stored refs pending

Kepler K2 Campaign 9: II. First space-based discovery of an exoplanet using microlensing

A. Bhattacharya, A. Fukui, Andrew Gould, A. Okamura, A. Udalski, A. Vandorou, B. S. Gaudi, Byeong-Gon Park, C. Beichman, C. B. Henderson, Cheongho Han, Chung-Uk Lee, C. Peterson, C. Ranc, D. A. Caldwell, Dong-Jin Kim, Dong-Joo Lee, D. P. Bennett, D. Putnam, D. Specht, D. Suzuki, D. W. Hogg, E. Kerins, F. Abe, F. Mullally, G. Barentsen, G. Bryden, G. Olmschenk, H. Fujii, Hongjing Yang, H. Yama, I. A. Bond, I. Kondo, I. McDonald, In-Gu Shin, I. Soszy\'nski, Jennifer C. Yee, J. E. Van Cleve, J. Skowron, K. Larson, K. McCalmont, K. Ulaczyk, Kyu-Ha Hwang, L. Reedy, Michael D. Albrow, M. K. Szyma\'nski, M. Packard, M. R. Haas, M. T. Penny, N. J. Rattenbury, N. Koshimoto, Pascal Fouqu\'e, P. J. Tristram, P. Mr\'oz, P. Pietrukowicz, R. A. Street, R. Barry, Richard W. Pogge, R. Kirikawa, R. Poleski, Sang-Mok Cha, S. B. Howell, S. Calchi Novati, Seung-Lee Kim, Shude Mao, S. I. Silva, S. Matsumoto, S. Miyazaki, S. Ross, S. T. Bryson, Sun-Ju Chung, Sz. Kozlowski, T. Barclay, T. Sumi, T. Toda, Weicheng Zang, Wei Zhu, Y. Hirao, Y. Itow, Y. Matsubara, Y. Muraki, Yongseok Lee, Yoon-Hyun Ryu, Youn Kil Jung, Y. Satoh, Y. Shvartzvald

arxiv:2203.16959 v2 · 2022-03-31 · astro-ph.EP · astro-ph.GA · 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{33WWOICGH2L4RVCOJK4A7CPRHU}

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	2026-07-05T05:38:21.244430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deed6720463e97c8d44e4ab80f89f13d0203036b5c721f1a02dfa59da1297d2f

Aliases

arxiv: 2203.16959 · arxiv_version: 2203.16959v2 · doi: 10.48550/arxiv.2203.16959 · pith_short_12: 33WWOICGH2L4 · pith_short_16: 33WWOICGH2L4RVCO · pith_short_8: 33WWOICG

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/33WWOICGH2L4RVCOJK4A7CPRHU \
  | 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: deed6720463e97c8d44e4ab80f89f13d0203036b5c721f1a02dfa59da1297d2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5907344507f89a42236747edac913b228e475707f786cc39c15e1adb00f22328",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-03-31T11:22:51Z",
    "title_canon_sha256": "1916f5e2761af14c84aa65e0a296aad80350af4660e80c3643a7e055bc9b6a62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.16959",
    "kind": "arxiv",
    "version": 2
  }
}