Pith Number

pith:DB7OSUQF

pith:2014:DB7OSUQF2KGPHY3YLZOEK3LQ33

not attested not anchored not stored refs pending

An Improvement on the Br\'ezis-Gallou\"et technique for 2D NLS and 1D half-wave equation

Nicola Visciglia, Tohru Ozawa

arxiv:1403.7443 v1 · 2014-03-28 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DB7OSUQF2KGPHY3YLZOEK3LQ33}

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	2026-05-18T02:55:19.649646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

187ee95205d28cf3e3785e5c456d70dee1d232ebb9c1b2d45880d6b7b14b4b00

Aliases

arxiv: 1403.7443 · arxiv_version: 1403.7443v1 · doi: 10.48550/arxiv.1403.7443 · pith_short_12: DB7OSUQF2KGP · pith_short_16: DB7OSUQF2KGPHY3Y · pith_short_8: DB7OSUQF

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/DB7OSUQF2KGPHY3YLZOEK3LQ33 \
  | 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: 187ee95205d28cf3e3785e5c456d70dee1d232ebb9c1b2d45880d6b7b14b4b00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86f8d373fc7ff372cc4a70686341a2d7beb62864baf6b7eb40b5e19adec30db3",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-03-28T16:42:52Z",
    "title_canon_sha256": "d0c2bce6fdcd6c085cf2be2c1e89dafa1111c1378f79ea8dc0299302c22139d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7443",
    "kind": "arxiv",
    "version": 1
  }
}