Pith Number

pith:23SMWCCS

pith:2018:23SMWCCSYJFWH56ENLROEHVFXI

not attested not anchored not stored refs pending

The Maximum Mass Solar Nebula and the early formation of planets

A. R. King, C. J. Nixon, J. E. Pringle

arxiv:1803.04417 v1 · 2018-03-12 · 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{23SMWCCSYJFWH56ENLROEHVFXI}

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	2026-05-18T00:20:34.503917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6e4cb0852c24b63f7c46ae2e21ea5ba0b78580fe7ae8e1c660bbe5e8edf9a51

Aliases

arxiv: 1803.04417 · arxiv_version: 1803.04417v1 · doi: 10.48550/arxiv.1803.04417 · pith_short_12: 23SMWCCSYJFW · pith_short_16: 23SMWCCSYJFWH56E · pith_short_8: 23SMWCCS

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/23SMWCCSYJFWH56ENLROEHVFXI \
  | 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: d6e4cb0852c24b63f7c46ae2e21ea5ba0b78580fe7ae8e1c660bbe5e8edf9a51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01d65ec757b4b5d6418190136473e2feb6a0465d6f247155dda31736dbafd296",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-03-12T18:00:01Z",
    "title_canon_sha256": "af25688c898439c6d0c0588f585a44ee67d5a3e4ab9af2975fc36eb690d8d500"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04417",
    "kind": "arxiv",
    "version": 1
  }
}