Pith Number

pith:6R4Z7BDO

pith:2021:6R4Z7BDOPCS6R4FH3QTLQDZ3QP

not attested not anchored not stored refs pending

Dust Settling and Clumping in MRI Turbulent Outer Protoplanetary Disks

Xue-Ning Bai, Ziyan Xu

arxiv:2108.10486 v2 · 2021-08-24 · 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{6R4Z7BDOPCS6R4FH3QTLQDZ3QP}

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	2026-07-05T03:47:45.100580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4799f846e78a5e8f0a7dc26b80f3b83f04c0b43966e6c56d4659ad332f2774e

Aliases

arxiv: 2108.10486 · arxiv_version: 2108.10486v2 · doi: 10.48550/arxiv.2108.10486 · pith_short_12: 6R4Z7BDOPCS6 · pith_short_16: 6R4Z7BDOPCS6R4FH · pith_short_8: 6R4Z7BDO

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/6R4Z7BDOPCS6R4FH3QTLQDZ3QP \
  | 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: f4799f846e78a5e8f0a7dc26b80f3b83f04c0b43966e6c56d4659ad332f2774e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdb83c3eb58a17c6d77040efcc25bbc8aea5d01c4598e92fb917847652d0b03f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-08-24T02:20:51Z",
    "title_canon_sha256": "ddaab426916178fa3893dd3129d75b184e5622c674887786155037c27168d0d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10486",
    "kind": "arxiv",
    "version": 2
  }
}