Pith Number

pith:DMPNU4X4

pith:2018:DMPNU4X4W3FLS2MEC4FXIUC7LG

not attested not anchored not stored refs pending

Dynamics of multiple protoplanets embedded in gas/pebble disks and its dependence on $\Sigma$ and $\nu$ parameters

David Nesvorn\'y, Michiel Lambrechts, Miroslav Bro\v{z}, Ond\v{r}ej Chrenko

arxiv:1810.03385 v2 · 2018-10-08 · 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{DMPNU4X4W3FLS2MEC4FXIUC7LG}

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	2026-05-17T23:58:37.300577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b1eda72fcb6cab96984170b74505f59840dd7faf5c9bf6f13d0d3a480ee3918

Aliases

arxiv: 1810.03385 · arxiv_version: 1810.03385v2 · doi: 10.48550/arxiv.1810.03385 · pith_short_12: DMPNU4X4W3FL · pith_short_16: DMPNU4X4W3FLS2ME · pith_short_8: DMPNU4X4

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/DMPNU4X4W3FLS2MEC4FXIUC7LG \
  | 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: 1b1eda72fcb6cab96984170b74505f59840dd7faf5c9bf6f13d0d3a480ee3918

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94c3b2b7aee636f39b7e76b2ae9580971d9294a5a95b639bc937d27b3c447412",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-10-08T11:47:36Z",
    "title_canon_sha256": "d5c1b02d2f2875cad48d6dec189bfe3067741ce346d88fe3b4eb3a8f0692c8ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03385",
    "kind": "arxiv",
    "version": 2
  }
}