Pith Number

pith:UIE6PV7I

pith:2017:UIE6PV7IHBEFLFXBF5DFGWRVAJ

not attested not anchored not stored refs pending

Astrometric Constraints on the Masses of Long-Period Gas Giant Planets in the TRAPPIST-1 Planetary System

Alan P. Boss, Alycia J. Weinberger, Guillem Anglada-Escude, Ian B. Thompson, Sandra A. Keiser, Tri L. Astraatmadja

arxiv:1708.02200 v1 · 2017-08-07 · 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{UIE6PV7IHBEFLFXBF5DFGWRVAJ}

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	2026-05-18T00:36:27.876107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a209e7d7e838485596e12f46535a35025b4dcf54d510100bb9f7fa094fdd1821

Aliases

arxiv: 1708.02200 · arxiv_version: 1708.02200v1 · doi: 10.48550/arxiv.1708.02200 · pith_short_12: UIE6PV7IHBEF · pith_short_16: UIE6PV7IHBEFLFXB · pith_short_8: UIE6PV7I

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/UIE6PV7IHBEFLFXBF5DFGWRVAJ \
  | 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: a209e7d7e838485596e12f46535a35025b4dcf54d510100bb9f7fa094fdd1821

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7db4a0dcc9e9523e64d15e058950053ddf773c2ebfcdb873310fe281395bb04d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-08-07T16:58:23Z",
    "title_canon_sha256": "d5c0b8a1cae1ff7fbbdda5f754b83e57624139dda6358eb010e5b08636b711ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02200",
    "kind": "arxiv",
    "version": 1
  }
}