Pith Number

pith:WPEO2RP3

pith:2020:WPEO2RP35OPBZQRFE22MGJPAXU

not attested not anchored not stored refs pending

Protoplanetary Disk Rings as Sites for Planetesimal Formation

Daniel Carrera, Hubert Klahr, Jacob B. Simon, Katherine A. Kretke, Rixin Li

arxiv:2008.01727 v2 · 2020-08-04 · 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{WPEO2RP35OPBZQRFE22MGJPAXU}

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.

Cited by

1 paper in Pith

Interpreting ALMA Multiwavelength Continuum Observations of PDS 70 c: An Optically Thick Dust Ring in the Circumplanetary Disk

Receipt and verification

First computed	2026-07-05T02:13:48.227676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3c8ed45fbeb9e1cc22526b4c325e0bd1c4beb672c3823b345b09cace1c7fc00

Aliases

arxiv: 2008.01727 · arxiv_version: 2008.01727v2 · doi: 10.48550/arxiv.2008.01727 · pith_short_12: WPEO2RP35OPB · pith_short_16: WPEO2RP35OPBZQRF · pith_short_8: WPEO2RP3

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/WPEO2RP35OPBZQRFE22MGJPAXU \
  | 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: b3c8ed45fbeb9e1cc22526b4c325e0bd1c4beb672c3823b345b09cace1c7fc00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e37ac55c74f9e173e59039f78cae53603b09d107493788b58520696387b89cba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-08-04T18:00:00Z",
    "title_canon_sha256": "f13d04b07bb636723ba41f7258fc8c2baa648769a1b18349c1af627b24ed6f3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.01727",
    "kind": "arxiv",
    "version": 2
  }
}