Pith Number

pith:CMN55NO2

pith:2020:CMN55NO2FWVOXDFNZYNZZ37OK7

not attested not anchored not stored refs pending

Frankenstein: Protoplanetary disc brightness profile reconstruction at sub-beam resolution with a rapid Gaussian process

Cathie J. Clarke, Giovanni P. Rosotti, Jeff Jennings, Marco Tazzari, Richard A. Booth

arxiv:2005.07709 v2 · 2020-05-15 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CMN55NO2FWVOXDFNZYNZZ37OK7}

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	2026-07-05T01:12:46.650462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

131bdeb5da2daaeb8cadce1b9cefee57d21b50e9a43b260d62fa719a9c4e9cec

Aliases

arxiv: 2005.07709 · arxiv_version: 2005.07709v2 · doi: 10.48550/arxiv.2005.07709 · pith_short_12: CMN55NO2FWVO · pith_short_16: CMN55NO2FWVOXDFN · pith_short_8: CMN55NO2

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/CMN55NO2FWVOXDFNZYNZZ37OK7 \
  | 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: 131bdeb5da2daaeb8cadce1b9cefee57d21b50e9a43b260d62fa719a9c4e9cec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96c347c2be59eb2a1ecf08559307816c14614807e4d2f257f24e6901dde026b3",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-05-15T18:00:01Z",
    "title_canon_sha256": "43764be7dd592a069626aae19f9d3c7f9c8d1a66c6191544208fa7d22a86357b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.07709",
    "kind": "arxiv",
    "version": 2
  }
}