Pith Number

pith:JNLID4JV

pith:2014:JNLID4JVDVIADHAPUFQFE55QHC

not attested not anchored not stored refs pending

Existence and nonexistence of least energy nodal solution for a class of elliptic problem in $\mathbb{R}^{2}$

Claudianor O. Alves, Denilson S. Pereira

arxiv:1404.7649 v1 · 2014-04-30 · 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{JNLID4JVDVIADHAPUFQFE55QHC}

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	2026-05-18T02:52:50.199410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b5681f1351d50019c0fa1605277b038807e607c1738a35606daa6efed2cc0fc

Aliases

arxiv: 1404.7649 · arxiv_version: 1404.7649v1 · doi: 10.48550/arxiv.1404.7649 · pith_short_12: JNLID4JVDVIA · pith_short_16: JNLID4JVDVIADHAP · pith_short_8: JNLID4JV

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/JNLID4JVDVIADHAPUFQFE55QHC \
  | 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: 4b5681f1351d50019c0fa1605277b038807e607c1738a35606daa6efed2cc0fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cc55631fc6143e41844f2ad3a7d022c9d5767aa18105d78e751a3d4a98bf3a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-04-30T09:32:57Z",
    "title_canon_sha256": "0164ca74fc20662dcfbc40852d8ab5cd00a0e0b21864bb8da5669267a72aa782"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7649",
    "kind": "arxiv",
    "version": 1
  }
}