Pith Number

pith:6GKRHPYI

pith:2017:6GKRHPYIIVXYYJH5W4VZ2Y5F7Y

not attested not anchored not stored refs pending

Global Melnikov Theory in Hamiltonian Systems with General Time-dependent Perturbations

Marian Gidea, Rafael de la Llave

arxiv:1710.01849 v1 · 2017-10-05 · math.DS · math-ph · math.MP · math.SG · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6GKRHPYIIVXYYJH5W4VZ2Y5F7Y}

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	2026-05-18T00:16:31.058326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f19513bf08456f8c24fdb72b9d63a5fe29c99ac51be2fa7329b7f9474d221a40

Aliases

arxiv: 1710.01849 · arxiv_version: 1710.01849v1 · doi: 10.48550/arxiv.1710.01849 · pith_short_12: 6GKRHPYIIVXY · pith_short_16: 6GKRHPYIIVXYYJH5 · pith_short_8: 6GKRHPYI

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/6GKRHPYIIVXYYJH5W4VZ2Y5F7Y \
  | 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: f19513bf08456f8c24fdb72b9d63a5fe29c99ac51be2fa7329b7f9474d221a40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32b961635ba8ee146f75e8e7b47f728bbf401e7391ecc5c4495444ad78f3b8c4",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.SG",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-10-05T01:14:14Z",
    "title_canon_sha256": "2ac6a34dbd06c8fc5c82e5a89d6d7fb5211ac1ac2c13d2798d39f14b9dcf45a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.01849",
    "kind": "arxiv",
    "version": 1
  }
}