Pith Number

pith:MSPZ2HVK

pith:2019:MSPZ2HVKGUPYNRVME3WMR662RJ

not attested not anchored not stored refs pending

Cloudlet capture by Transitional Disk and FU Orionis stars

Cornelis Petrus Dullemond, Felipe Goicovic, Manuel Kramer, Michael K\"uffmeier, Misato Fukagawa, Veronika Oehl

arxiv:1911.05158 v1 · 2019-11-12 · astro-ph.EP · astro-ph.GA · 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{MSPZ2HVKGUPYNRVME3WMR662RJ}

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	2026-07-05T00:18:54.474141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

649f9d1eaa351f86c6ac26ecc8fbda8a5b0fcf534358ed5368e8e2a1980c4076

Aliases

arxiv: 1911.05158 · arxiv_version: 1911.05158v1 · doi: 10.48550/arxiv.1911.05158 · pith_short_12: MSPZ2HVKGUPY · pith_short_16: MSPZ2HVKGUPYNRVM · pith_short_8: MSPZ2HVK

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/MSPZ2HVKGUPYNRVME3WMR662RJ \
  | 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: 649f9d1eaa351f86c6ac26ecc8fbda8a5b0fcf534358ed5368e8e2a1980c4076

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "156633e8ac1c86ce2bc6f085c8336027ff45667a763982b5f36a36c33bdc86bc",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-11-12T21:54:01Z",
    "title_canon_sha256": "63e22d2f4610bc4a693186388ea279d8b6e166a2c8dd12a022f402e75cdb75b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.05158",
    "kind": "arxiv",
    "version": 1
  }
}