Pith Number

pith:IV6BE2DR

pith:2015:IV6BE2DR5JB3ZFAWI3NTNKX7QL

not attested not anchored not stored refs pending

Tidal Downsizing Model. III. Planets from sub-Earths to Brown Dwarfs: structure and metallicity preferences

Mark Fletcher (University of Leicester), Sergei Nayakshin

arxiv:1504.02365 v2 · 2015-04-09 · 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{IV6BE2DR5JB3ZFAWI3NTNKX7QL}

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	2026-05-18T01:35:48.609666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

457c126871ea43bc941646db36aaff82eb2e627d2a839e8fd704fc342129e14e

Aliases

arxiv: 1504.02365 · arxiv_version: 1504.02365v2 · doi: 10.48550/arxiv.1504.02365 · pith_short_12: IV6BE2DR5JB3 · pith_short_16: IV6BE2DR5JB3ZFAW · pith_short_8: IV6BE2DR

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/IV6BE2DR5JB3ZFAWI3NTNKX7QL \
  | 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: 457c126871ea43bc941646db36aaff82eb2e627d2a839e8fd704fc342129e14e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3823b3fbd7faa6c3f95f18a4355c6209a8cbc8d6499c9004727efea6bf522e31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-04-09T16:28:18Z",
    "title_canon_sha256": "21a283b421d8270c5cbe7f38c83fa5c894f52aa703547733917aac374959631d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02365",
    "kind": "arxiv",
    "version": 2
  }
}