Pith Number

pith:PW4K7634

pith:2018:PW4K7634GMY27F2HL4KEYFCQFL

not attested not anchored not stored refs pending

Identifying Anticyclonic Vortex Features Produced by the Rossby Wave Instability in Protoplanetary Disks

Andrea Isella, Hui Li, Jianghui Ji, Pinghui Huang, Shengtai Li

arxiv:1809.07001 v1 · 2018-09-19 · 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{PW4K7634GMY27F2HL4KEYFCQFL}

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	2026-05-18T00:01:57.684171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7db8affb7c3331af97475f144c14502ad2c7db3cb90cdf80b0c85bbd5e925194

Aliases

arxiv: 1809.07001 · arxiv_version: 1809.07001v1 · doi: 10.48550/arxiv.1809.07001 · pith_short_12: PW4K7634GMY2 · pith_short_16: PW4K7634GMY27F2H · pith_short_8: PW4K7634

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/PW4K7634GMY27F2HL4KEYFCQFL \
  | 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: 7db8affb7c3331af97475f144c14502ad2c7db3cb90cdf80b0c85bbd5e925194

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27ae60936615395d44ae76566a2dc4d2290a0a79e425cc72edcc69abed204204",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-09-19T03:43:48Z",
    "title_canon_sha256": "4508e13cf37d523fbdbc9596cae59e5c463baaf4df83a9c1f0272661bf46f9bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07001",
    "kind": "arxiv",
    "version": 1
  }
}