Pith Number

pith:OP7KARNC

pith:2018:OP7KARNCQOTV2PVJFMJZJSLFT2

not attested not anchored not stored refs pending

A system of three transiting super-Earths in a cool dwarf star

A. Suarez Mascareno, B. Toledo Padron, C. Gonzalez Gutierrez, E. Diez Alonso, F.J. De Cos Juez, J.I. Gonzalez Hernandez, R. Rebolo, S.L. Suarez Gomez, S. Velasco

arxiv:1801.06249 v2 · 2018-01-18 · 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{OP7KARNCQOTV2PVJFMJZJSLFT2}

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	2026-05-18T00:21:20.469823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73fea045a283a75d3ea92b1394c9659ea922c9bdbe341297209c7fca0e4957c4

Aliases

arxiv: 1801.06249 · arxiv_version: 1801.06249v2 · doi: 10.48550/arxiv.1801.06249 · pith_short_12: OP7KARNCQOTV · pith_short_16: OP7KARNCQOTV2PVJ · pith_short_8: OP7KARNC

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/OP7KARNCQOTV2PVJFMJZJSLFT2 \
  | 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: 73fea045a283a75d3ea92b1394c9659ea922c9bdbe341297209c7fca0e4957c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dd40d953f3a73405ce41a034b465e915df750ba780417f3ff186bd424d73c4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-01-18T23:12:07Z",
    "title_canon_sha256": "273193f964d7a80aeed93e49501a07e406ee22f54b1de6ab9a6b0daf92e5afe1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06249",
    "kind": "arxiv",
    "version": 2
  }
}