Pith Number

pith:G7ZZY5GL

pith:2016:G7ZZY5GLUOE77LTT5CMYFH7WAU

not attested not anchored not stored refs pending

The slow spin of the young sub-stellar companion GQ Lupi b and its orbital configuration

2), (2) SRON Netherlands Institute for Space Research, (3) Center for Astrophysics, 5), (5) NASA Hubble Fellow, 6) ((1) Leiden Observatory, (6) NASA Sagan Fellow), Christian Ginski (1), Henriette Schwarz (1), Ignas A. G. Snellen (1), Jayne L. Birkby (4, Leiden University, Matteo Brogi (3, Remco J. de Kok (1, Space Astronomy, University of Colorado at Boulder (4) Harvard-Smithsonian Center for Astrophysics

arxiv:1607.00012 v1 · 2016-06-30 · 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{G7ZZY5GLUOE77LTT5CMYFH7WAU}

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	2026-05-18T01:03:44.980009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37f39c74cba389ffae73e899829ff605062eefb581938ab83abbb454758e78d0

Aliases

arxiv: 1607.00012 · arxiv_version: 1607.00012v1 · doi: 10.48550/arxiv.1607.00012 · pith_short_12: G7ZZY5GLUOE7 · pith_short_16: G7ZZY5GLUOE77LTT · pith_short_8: G7ZZY5GL

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/G7ZZY5GLUOE77LTT5CMYFH7WAU \
  | 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: 37f39c74cba389ffae73e899829ff605062eefb581938ab83abbb454758e78d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab78026c539899d0017a0c392acfb83e236a9f801dcfdb25d719b97867d3d822",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-06-30T20:00:07Z",
    "title_canon_sha256": "f6d5ab2e213f4f43902b76aa248ebb91084e5fa5ee19ea22c14cc631e0053855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.00012",
    "kind": "arxiv",
    "version": 1
  }
}