Pith Number

pith:MWA42GL3

pith:2020:MWA42GL3IEXLC7L462H4R2FRQS

not attested not anchored not stored refs pending

Constraining the parameter space for the Solar Nebula

Christian T. Lenz, Hubert Klahr, Katherine Kretke, Sebastian Stammler, Tilman Birnstiel

arxiv:2006.08799 v1 · 2020-06-15 · astro-ph.EP · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MWA42GL3IEXLC7L462H4R2FRQS}

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	2026-07-05T05:18:22.098458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6581cd197b412eb17d7cf68fc8e8b184a161fba7a1548f2865751589a4a6b8e5

Aliases

arxiv: 2006.08799 · arxiv_version: 2006.08799v1 · doi: 10.48550/arxiv.2006.08799 · pith_short_12: MWA42GL3IEXL · pith_short_16: MWA42GL3IEXLC7L4 · pith_short_8: MWA42GL3

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/MWA42GL3IEXLC7L462H4R2FRQS \
  | 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: 6581cd197b412eb17d7cf68fc8e8b184a161fba7a1548f2865751589a4a6b8e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "007bee1a20c07c908dbb724314d13361ed7a5c93b26856a2c762a1a1126dc0ea",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-06-15T22:14:10Z",
    "title_canon_sha256": "560abad4a5b27fec1e5916410440372fa9781e1cc0ff73e117065216638bf655"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.08799",
    "kind": "arxiv",
    "version": 1
  }
}