Pith Number

pith:NB6BVYGC

pith:2010:NB6BVYGCUMFHQDVLURQJK55QEX

not attested not anchored not stored refs pending

Perturbations of Mathieu equations with parametric excitation of large period

Mario Bessa

arxiv:1006.5025 v1 · 2010-06-25 · nlin.CD · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NB6BVYGCUMFHQDVLURQJK55QEX}

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	2026-05-18T02:56:21.579103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

687c1ae0c2a30a780eaba4609577b025e624e93bd541e9c8849e1a663aa300e2

Aliases

arxiv: 1006.5025 · arxiv_version: 1006.5025v1 · doi: 10.48550/arxiv.1006.5025 · pith_short_12: NB6BVYGCUMFH · pith_short_16: NB6BVYGCUMFHQDVL · pith_short_8: NB6BVYGC

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/NB6BVYGCUMFHQDVLURQJK55QEX \
  | 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: 687c1ae0c2a30a780eaba4609577b025e624e93bd541e9c8849e1a663aa300e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2004123799b766d1771296aa0f708582988a56e817855ebb79d3b540a0f85f6",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2010-06-25T17:04:02Z",
    "title_canon_sha256": "d2eee0672f50431f6392913f2f4fa43fffa73ab49c3a5ef0c36a05435edc60f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.5025",
    "kind": "arxiv",
    "version": 1
  }
}