Pith Number

pith:YFUC7B4M

pith:2016:YFUC7B4MQQWPCVPZM46ZFH4JHG

not attested not anchored not stored refs pending

Vertical shear instability in the solar nebula

Andrew N. Youdin (Arizona), Min-Kai Lin (Arizona)

arxiv:1603.01615 v1 · 2016-03-04 · 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{YFUC7B4MQQWPCVPZM46ZFH4JHG}

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	2026-05-18T01:19:35.130273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1682f878c842cf155f9673d929f8939b0f6a8932bd36ad099b1ee77d560ed6a

Aliases

arxiv: 1603.01615 · arxiv_version: 1603.01615v1 · doi: 10.48550/arxiv.1603.01615 · pith_short_12: YFUC7B4MQQWP · pith_short_16: YFUC7B4MQQWPCVPZ · pith_short_8: YFUC7B4M

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/YFUC7B4MQQWPCVPZM46ZFH4JHG \
  | 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: c1682f878c842cf155f9673d929f8939b0f6a8932bd36ad099b1ee77d560ed6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad2d0d52f7eb788223d5648ca32ec6ed751f736a89f755f4f69db204337dae38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-03-04T21:00:01Z",
    "title_canon_sha256": "b20d1cfbfa656bcdb7a28f652a95963328bf2744e15db64eb489d911b2c14f07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.01615",
    "kind": "arxiv",
    "version": 1
  }
}