Pith Number

pith:QS4PWDQT

pith:2019:QS4PWDQTV3IFNXBAOS2PBJMISE

not attested not anchored not stored refs pending

Pebbles versus Planetesimals: The case of Trappist-1

Adrien Leleu, Gavin A. L. Coleman, Willy Benz, Yann Alibert

arxiv:1908.04166 v1 · 2019-08-12 · 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{QS4PWDQTV3IFNXBAOS2PBJMISE}

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.

Cited by

1 paper in Pith

Red Dots: A temperate 1.5 Earth-mass planet in a compact multi-terrestrial planet system around GJ1061

Receipt and verification

First computed	2026-07-05T00:12:04.598264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84b8fb0e13aed056dc2074b4f0a58891344edf7bebdeb306309211ae24faa1b1

Aliases

arxiv: 1908.04166 · arxiv_version: 1908.04166v1 · doi: 10.48550/arxiv.1908.04166 · pith_short_12: QS4PWDQTV3IF · pith_short_16: QS4PWDQTV3IFNXBA · pith_short_8: QS4PWDQT

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/QS4PWDQTV3IFNXBAOS2PBJMISE \
  | 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: 84b8fb0e13aed056dc2074b4f0a58891344edf7bebdeb306309211ae24faa1b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6efa900e81864dbbf37bae4d6cffafe980b64c0bc6f8743edbaeedcec1f2ec7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-08-12T14:22:29Z",
    "title_canon_sha256": "a2ab5f6d63a4717a6a2862234a37710e4af56bf0d35607d5ca8ebb37b587f89e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04166",
    "kind": "arxiv",
    "version": 1
  }
}