Pith Number

pith:DWKGUDWF

pith:2017:DWKGUDWFSZ456W3K3KL2IGJ6OW

not attested not anchored not stored refs pending

Positive ground states for a class of superlinear $(p,q)$-Laplacian coupled systems involving Schr\"odinger equations

Edcarlos Domingos da Silva, Jo\~ao Marcos do \'O, Jos\'e Carlos de Albuquerque

arxiv:1709.09709 v2 · 2017-09-27 · 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{DWKGUDWFSZ456W3K3KL2IGJ6OW}

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	2026-05-18T00:25:28.769263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d946a0ec59679df5b6ada97a4193e75a4367e0e8625d3153d7dfb7fa98dc9d9

Aliases

arxiv: 1709.09709 · arxiv_version: 1709.09709v2 · doi: 10.48550/arxiv.1709.09709 · pith_short_12: DWKGUDWFSZ45 · pith_short_16: DWKGUDWFSZ456W3K · pith_short_8: DWKGUDWF

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/DWKGUDWFSZ456W3K3KL2IGJ6OW \
  | 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: 1d946a0ec59679df5b6ada97a4193e75a4367e0e8625d3153d7dfb7fa98dc9d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "187535f4eb7dca9a5c24891c69e8788185d7a3857178b9529d53730bf242070a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-09-27T19:33:12Z",
    "title_canon_sha256": "f9a7834e55b3336b6d7516b58f9120f2f8e6c9112667a60dfe92b01f06b62b60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09709",
    "kind": "arxiv",
    "version": 2
  }
}