Pith Number

pith:5E3E6QN5

pith:2017:5E3E6QN5I4XYJOOPPAR7ZENRUE

not attested not anchored not stored refs pending

K2-137 b: an Earth-sized planet in a 4.3-hour orbit around an M-dwarf

A. Erikson, A. Fukui, A. M. S. Smith, A. P. Hatzes, A. W. Howard, C.M. Persson, D. Gandolfi, D. Hidalgo, D. Nespral, E. Palle, E. Petigura, E. W. Guenther, F. Dai, G. Antoniciello, G. Nowak, H. Deeg, H. Isaacson, H. Rauer, I. Ribas, J. Cabrera, J. Korth, J. Livingston, J. N. Winn, J. Prieto-Arranz, M. Endl, M. Fridlund, M. Kuzuhara, M. P\"atzold, N. Narita, O. Barrag\'an, Ph. Eigm\"uller, R. Alonso, S. Albrecht, S. Grziwa, Sz. Csizmadia, T. Hirano, V. Van Eylen

arxiv:1707.04549 v2 · 2017-07-14 · 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{5E3E6QN5I4XYJOOPPAR7ZENRUE}

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	2026-05-18T00:22:59.130786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9364f41bd472f84b9cf7823fc91b1a137b966535b61a9838573a1384e9b11c0

Aliases

arxiv: 1707.04549 · arxiv_version: 1707.04549v2 · doi: 10.48550/arxiv.1707.04549 · pith_short_12: 5E3E6QN5I4XY · pith_short_16: 5E3E6QN5I4XYJOOP · pith_short_8: 5E3E6QN5

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/5E3E6QN5I4XYJOOPPAR7ZENRUE \
  | 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: e9364f41bd472f84b9cf7823fc91b1a137b966535b61a9838573a1384e9b11c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fff92c7bb42da32f741d646ff717fe6fc06cd6373ccb02a38824f9eadea5fa5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-07-14T15:53:58Z",
    "title_canon_sha256": "ad98c2839e34f69a50bb4eff83a1626801427bbf74526f0c99ee871fc7227aee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04549",
    "kind": "arxiv",
    "version": 2
  }
}