Pith Number

pith:UBE5W4CG

pith:2019:UBE5W4CGOR6H7IXU4GPJIMYAYN

not attested not anchored not stored refs pending

Pileups and Migration Rates for Planets in Low Mass Disks

Adam M. Dempsey, Wing-Kit Lee, Yoram Lithwick

arxiv:1908.02326 v2 · 2019-08-06 · 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{UBE5W4CGOR6H7IXU4GPJIMYAYN}

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	2026-07-05T00:48:17.435329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a049db7046747c7fa2f4e19e943300c3629acafafb7d637ac79fdf56e8cc645a

Aliases

arxiv: 1908.02326 · arxiv_version: 1908.02326v2 · doi: 10.48550/arxiv.1908.02326 · pith_short_12: UBE5W4CGOR6H · pith_short_16: UBE5W4CGOR6H7IXU · pith_short_8: UBE5W4CG

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/UBE5W4CGOR6H7IXU4GPJIMYAYN \
  | 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: a049db7046747c7fa2f4e19e943300c3629acafafb7d637ac79fdf56e8cc645a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b21ca45f9c28235c86d183fca49f8a30d804fcc10e69e613e6038e5aad9a8fe5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-08-06T19:00:00Z",
    "title_canon_sha256": "dc766e57a8d1747d84db8c46a7ca36bebcaa774b0733b1f402e30bb3e092ce92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02326",
    "kind": "arxiv",
    "version": 2
  }
}