Pith Number

pith:XW2IFOWE

pith:2021:XW2IFOWEGVFPIXPCJJYZQLG2FI

not attested not anchored not stored refs pending

Well-posedness for SQG sharp fronts with unbounded curvature

Francisco Gancedo, Huy Q. Nguyen, Neel Patel

arxiv:2105.10982 v1 · 2021-05-23 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XW2IFOWEGVFPIXPCJJYZQLG2FI}

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.

Cited by

1 paper in Pith

Low regularity well-posedness for the generalized surface quasi-geostrophic front equation

Receipt and verification

First computed	2026-07-05T02:42:34.314240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdb482bac4354af45de24a71982cda2a0e1212161998d103ce99ec8769bf9bbd

Aliases

arxiv: 2105.10982 · arxiv_version: 2105.10982v1 · doi: 10.48550/arxiv.2105.10982 · pith_short_12: XW2IFOWEGVFP · pith_short_16: XW2IFOWEGVFPIXPC · pith_short_8: XW2IFOWE

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/XW2IFOWEGVFPIXPCJJYZQLG2FI \
  | 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: bdb482bac4354af45de24a71982cda2a0e1212161998d103ce99ec8769bf9bbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a42e48569c3215bd655cceaa31b9b0dd9b716c3bc7e114bef7faec46c53af319",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2021-05-23T17:47:43Z",
    "title_canon_sha256": "19f4dc9b79378d25618585e2b4f398a56129261f108bb993ebc4e7fcfb97da71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.10982",
    "kind": "arxiv",
    "version": 1
  }
}