Pith Number

pith:NK3IDAT2

pith:2010:NK3IDAT2DH6YQBC7RGDNCMKD3D

not attested not anchored not stored refs pending

Elliptic operators with unbounded diffusion coefficients in Lp spaces

Chiara Spina, Giorgio Metafune

arxiv:1009.1489 v1 · 2010-09-08 · 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{NK3IDAT2DH6YQBC7RGDNCMKD3D}

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	2026-05-18T04:41:14.672933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ab681827a19fd88045f8986d13143d8ff0daa5bd0a4b9a586e72d3d8b4bca10

Aliases

arxiv: 1009.1489 · arxiv_version: 1009.1489v1 · doi: 10.48550/arxiv.1009.1489 · pith_short_12: NK3IDAT2DH6Y · pith_short_16: NK3IDAT2DH6YQBC7 · pith_short_8: NK3IDAT2

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/NK3IDAT2DH6YQBC7RGDNCMKD3D \
  | 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: 6ab681827a19fd88045f8986d13143d8ff0daa5bd0a4b9a586e72d3d8b4bca10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d5c341ebd886f2ef66d9287492b5ea7c03fc67bf182954e24741e1e40ae9192",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2010-09-08T09:50:18Z",
    "title_canon_sha256": "5889e44e493d135e9c15e88f2f42ddfb5c4f343c72c1e0b8455258215fc6c285"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1489",
    "kind": "arxiv",
    "version": 1
  }
}