Pith Number

pith:T2F7YAJH

pith:2019:T2F7YAJHMCJ7E5KYLJPLWZCER3

not attested not anchored not stored refs pending

Gas flow around a planet embedded in a protoplanetary disc: the dependence on the planetary mass

Ayumu Kuwahara, Hiroyuki Kurokawa, Shigeru Ida

arxiv:1901.08253 v1 · 2019-01-24 · 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{T2F7YAJHMCJ7E5KYLJPLWZCER3}

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	2026-05-17T23:49:39.485005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e8bfc01276093f275585a5ebb64448edcbc3def08ad3075fcefd942ab1a6f35

Aliases

arxiv: 1901.08253 · arxiv_version: 1901.08253v1 · doi: 10.48550/arxiv.1901.08253 · pith_short_12: T2F7YAJHMCJ7 · pith_short_16: T2F7YAJHMCJ7E5KY · pith_short_8: T2F7YAJH

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/T2F7YAJHMCJ7E5KYLJPLWZCER3 \
  | 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: 9e8bfc01276093f275585a5ebb64448edcbc3def08ad3075fcefd942ab1a6f35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0868943c8d034fba1ee4999c916a14e207102c15d2499ae7536e6b7054036a8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-01-24T06:48:38Z",
    "title_canon_sha256": "2cfb5c723abbb8a680449e641cffa8abb286ee5a87912007d1e0142f7df7b015"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08253",
    "kind": "arxiv",
    "version": 1
  }
}