Pith Number

pith:CMV5T6CA

pith:2015:CMV5T6CAAMXB5NEEXT5P4UPR7S

not attested not anchored not stored refs pending

Landesman-Lazer condition revisited: the influence of vanishing and oscillating nonlinearities

Martina Langerova, Pavel Drabek

arxiv:1504.06132 v1 · 2015-04-23 · 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{CMV5T6CAAMXB5NEEXT5P4UPR7S}

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	2026-05-18T02:18:02.458528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

132bd9f840032e1eb484bcfafe51f1fc8b6dd052933ead3b0b669834c314c6b7

Aliases

arxiv: 1504.06132 · arxiv_version: 1504.06132v1 · doi: 10.48550/arxiv.1504.06132 · pith_short_12: CMV5T6CAAMXB · pith_short_16: CMV5T6CAAMXB5NEE · pith_short_8: CMV5T6CA

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/CMV5T6CAAMXB5NEEXT5P4UPR7S \
  | 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: 132bd9f840032e1eb484bcfafe51f1fc8b6dd052933ead3b0b669834c314c6b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64db354ee5d858c7dfce91a3187298f01e3ee878aebe5fb5d1f1e3384daa6860",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-04-23T11:47:07Z",
    "title_canon_sha256": "e3515e777ce0ea85338a4ea8178124b366c164a72b3a280b389677765c14272d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06132",
    "kind": "arxiv",
    "version": 1
  }
}