Pith Number

pith:X5CY67YU

pith:2020:X5CY67YUGS2VPZ7FCKL4EW6V6W

not attested not anchored not stored refs pending

Most super-Earths formed by dry pebble accretion are less massive than 5 Earth masses

Christoph Mordasini, Julia Venturini, M. Paula Ronco, Octavio M. Guilera

arxiv:2008.05497 v2 · 2020-08-12 · 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{X5CY67YUGS2VPZ7FCKL4EW6V6W}

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	2026-07-05T02:04:42.692270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf458f7f1434b557e7e51297c25bd5f5bccc26d18ef5e72592b05caeeab8908c

Aliases

arxiv: 2008.05497 · arxiv_version: 2008.05497v2 · doi: 10.48550/arxiv.2008.05497 · pith_short_12: X5CY67YUGS2V · pith_short_16: X5CY67YUGS2VPZ7F · pith_short_8: X5CY67YU

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/X5CY67YUGS2VPZ7FCKL4EW6V6W \
  | 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: bf458f7f1434b557e7e51297c25bd5f5bccc26d18ef5e72592b05caeeab8908c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f33dbe6fbd6eebf43202b06bbfb922f40ae19cb318424328d3709d641195438e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-08-12T18:01:06Z",
    "title_canon_sha256": "5cef911a80e2e7137af277fc4079b06a75451d6bf774236ab3410a464054a6ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.05497",
    "kind": "arxiv",
    "version": 2
  }
}