{
  "kind": "card",
  "schema_version": 1,
  "id": "01M4K2GFW1HRHEH9ADQFN2B56H",
  "dna": "gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac",
  "number": "TUM-005",
  "world": "TUM",
  "world_id": "01M4K1QHAFZVPDZ6C0DKMZ0CCK",
  "family": "tum-elementen",
  "type": "knowledge",
  "lang": "en",
  "title": "My stack",
  "name": "My stack",
  "subtitle": "When I have more to say",
  "lede": "I am one card. When my story is longer,\nI carry a stack of bigger cards behind me.",
  "summary": "A trading card fits a few lines. For the full story there is a stack: larger cards, in order, with a cover. I stay the small card you met; the stack is where I go on. Every card in it has her own number.",
  "seo_title": "My stack — Tumble Cards",
  "back": {
    "lead": "A trading card fits a few lines. For the full story there is a stack: larger cards, in order, with a cover. I stay the small card you met; the stack is where I go on. Every card in it has her own number.",
    "items": [
      {
        "term": "Stack card",
        "def": "That is me: the small card that opens the stack."
      },
      {
        "term": "Members",
        "def": "The bigger cards inside, each with her own number, read in order."
      },
      {
        "term": "Order",
        "def": "A stack carries order. A family does not; a world does not. Only the stack."
      }
    ],
    "cta": {
      "stack": "01M4K2GFW1WMB5NXQP74TXAG8F",
      "label": "Open my stack"
    }
  },
  "content": {
    "body_markdown": "A trading card fits a few lines."
  },
  "codon": "key-green-arch",
  "tier": "basic",
  "edition": "Edition 1",
  "relations": [
    {
      "type": "topic",
      "id": "tp:systems"
    }
  ],
  "representations": {
    "html": "https://tumblecard.com/tum-my-stack-gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac/",
    "markdown": "https://tumblecard.com/tum-my-stack-gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac/card.md",
    "machine_index": "https://tumblecard.com/llms.txt",
    "print": "https://tumblecard.com/tum-my-stack-gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac/werkkaart.pdf",
    "image": "https://tumblecard.com/tum-my-stack-gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac/assets/cards/tum-hero-stack.webp"
  },
  "canonical": "https://tumblecard.com/tum-my-stack-gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac/",
  "catalog": "https://catalog.tumblecard.com/gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac/",
  "verify": "https://tumblecard.com/verify/?dna=gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac&v=8bb47319",
  "actions": [
    {
      "type": "open",
      "target": "https://tumblecard.com/tum-my-stack-gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac/"
    },
    {
      "type": "verify",
      "target": "https://tumblecard.com/verify/?dna=gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac&v=8bb47319"
    },
    {
      "type": "related",
      "target": "https://tumblecard.com/stacks/tum-my-stack/",
      "name": "Open my stack"
    },
    {
      "type": "print",
      "target": "https://tumblecard.com/tum-my-stack-gatgagagtggaggcccatcgtgttgggagccgccatcacaaacggacagcgaggaatttgaac/werkkaart.pdf",
      "format": "tradingcard 63x88 mm, A4 duplex"
    }
  ],
  "created_at": "2026-10-10T14:15:58.034Z",
  "updated_at": "2026-10-10T14:15:58.034Z",
  "content_hash": "1d778627202752eef85aaf8b4d37e6a3c79a897eb545251bc796c73a0db4e531",
  "content_version": "8bb47319"
}