Pith Number

pith:EVF5JVZU

pith:2025:EVF5JVZUSXEMS5J76E2D4G5HSD

not attested not anchored not stored refs pending

The Existence of Full-Dimensional KAM tori for one-dimensional nonlinear Klein-Gordon equation

Hongzi Cong, Siming Li, Xiaoqing Wu

arxiv:2505.06526 v1 · 2025-05-10 · math.DS · 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{EVF5JVZUSXEMS5J76E2D4G5HSD}

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	2026-07-05T11:01:11.093035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

254bd4d73495c8c9753ff1343e1ba790e96e9b0d26781d023a8cc3029354a121

Aliases

arxiv: 2505.06526 · arxiv_version: 2505.06526v1 · doi: 10.48550/arxiv.2505.06526 · pith_short_12: EVF5JVZUSXEM · pith_short_16: EVF5JVZUSXEMS5J7 · pith_short_8: EVF5JVZU

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/EVF5JVZUSXEMS5J76E2D4G5HSD \
  | 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: 254bd4d73495c8c9753ff1343e1ba790e96e9b0d26781d023a8cc3029354a121

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e9d3cae04d95810f564672a8b68f2e96b23a5b1bec55081da467e4a56c80026",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2025-05-10T06:13:26Z",
    "title_canon_sha256": "92083fbbfae2749bdee7e092d3382064f152fd1770c8613396d12531cfdaf2f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.06526",
    "kind": "arxiv",
    "version": 1
  }
}