Pith Number

pith:PLKURHSX

pith:2017:PLKURHSXTBHBPS7VSJE5KCVUZ7

not attested not anchored not stored refs pending

A Neptune-mass Free-floating Planet Candidate Discovered by Microlensing Surveys

A. Gould, A. Udalski, B.-G. Park, C. Han, C.-U. Lee, D.-J. Kim, D.-J. Lee, H.-W. Kim, I.-G. Shin, I. Soszynski, J. C. Yee, J. Skowron, K.-H. Hwang, K. Ulaczyk, M. D. Albrow, M. K. Szymanski, M. Pawlak, P. Pietrukowicz, Przemek Mroz, R. Poleski, R. W. Pogge, S.-J. Chung, S. Kozlowski, S.-L. Kim, S.-M. Cha, W. Zhu, Y.-H. Ryu, Y. K. Jung, Y. Lee

arxiv:1712.01042 v2 · 2017-12-04 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PLKURHSXTBHBPS7VSJE5KCVUZ7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:22:50.794081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ad5489e57984e17cbf59249d50ab4cfe5fb44b383086228a40f31b472db6e78

Aliases

arxiv: 1712.01042 · arxiv_version: 1712.01042v2 · doi: 10.48550/arxiv.1712.01042 · pith_short_12: PLKURHSXTBHB · pith_short_16: PLKURHSXTBHBPS7V · pith_short_8: PLKURHSX

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/PLKURHSXTBHBPS7VSJE5KCVUZ7 \
  | 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: 7ad5489e57984e17cbf59249d50ab4cfe5fb44b383086228a40f31b472db6e78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ff1ad9b27632e99e01d30a7cb663d6ea0b32f404629f9a101200611f8d92c1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-12-04T12:40:40Z",
    "title_canon_sha256": "2ae49ccd302d5d7591587e7b60e7dac0e0a98e62a2446dc9729f9b2355f7c486"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01042",
    "kind": "arxiv",
    "version": 2
  }
}