Pith Number

pith:7QBL2MR7

pith:2018:7QBL2MR7RPBW7CDEOPVDZLCCE3

not attested not anchored not stored refs pending

Linear and nonlinear stability of a quasi-geostrophic mixing layer subject to a uniform background shear

Luca Biancofiore, Orkan M. Umurhan

arxiv:1809.03777 v1 · 2018-09-11 · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QBL2MR7RPBW7CDEOPVDZLCCE3}

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	2026-05-17T23:54:43.433891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc02bd323f8bc36f886473ea3cac4226d058c2e78869ee1ffec49bc82f94d08f

Aliases

arxiv: 1809.03777 · arxiv_version: 1809.03777v1 · doi: 10.48550/arxiv.1809.03777 · pith_short_12: 7QBL2MR7RPBW · pith_short_16: 7QBL2MR7RPBW7CDE · pith_short_8: 7QBL2MR7

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/7QBL2MR7RPBW7CDEOPVDZLCCE3 \
  | 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: fc02bd323f8bc36f886473ea3cac4226d058c2e78869ee1ffec49bc82f94d08f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc6867b436a55b3b90331022e9184d2b3ed46940785803caf041688ad4cc005a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-09-11T10:14:11Z",
    "title_canon_sha256": "bee45f1973c5a76c5c1b7679b885991363e0cc1377736fea971e259d71c6fbea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03777",
    "kind": "arxiv",
    "version": 1
  }
}