token-standards/mls01/commodity.json at main · mintlayer/token-standards · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
{
  "schema_version": "1.0",
  "token_type": "commodity",
  "name": "Gold Token",
  "symbol": "XAUT",
  "decimals": 6,
  "description": "Each token represents one troy ounce of LBMA Good Delivery gold bars held in allocated storage in Zurich. Redeemable for physical delivery with minimum 400 troy oz.",
  "logo_uri": "https://example.com/xaut-logo.png",
  "website": "https://goldtoken.example.com",
  "social": {
    "twitter": "https://twitter.com/goldtokenexample",
    "discord": null,
    "telegram": "https://t.me/goldtokenexample",
    "github": null,
    "whitepaper": "https://goldtoken.example.com/whitepaper.pdf"
  },
  "type_metadata": {
    "commodity": {
      "type": "precious_metal",
      "asset": "gold",
      "unit": "troy_ounce",
      "units_per_token": 1.0,
      "grade": "LBMA Good Delivery",
      "purity": 0.9999,
      "ticker_symbol": "XAU"
    },
    "storage": {
      "custodian": {
        "name": "Swiss Vaults AG",
        "jurisdiction": "CH",
        "license_number": "FINMA-2020-001",
        "website": "https://swissvaults.example.ch"
      },
      "locations": [
        {
          "city": "Zurich",
          "country": "CH",
          "facility": "Swiss Vaults Kloten",
          "allocated": true
        }
      ],
      "audit_frequency": "quarterly",
      "audit_url": "https://goldtoken.example.com/audits",
      "insurance_provider": "Lloyd's of London",
      "insurance_coverage_usd": 500000000
    },
    "redemption": {
      "redeemable": true,
      "minimum_oz": 400,
      "delivery_fee_usd": 150,
      "delivery_destinations": ["CH", "GB", "SG", "AE"],
      "redemption_url": "https://goldtoken.example.com/redeem"
    },
    "price_feed": {
      "oracle": "LBMA Gold Price",
      "oracle_uri": "https://data.lbma.org.uk/gold-price/feed.json"
    }
  },
  "cross_chain": [
    {
      "chain": "ethereum",
      "chain_id": 1,
      "address": "0xgold1234...",
      "standard": "ERC20",
      "bridge_protocol": "Mintlayer Bridge",
      "bridge_type": "canonical",
      "verified": true
    }
  ],
  "market": {
    "launch_date": "2023-09-01",
    "launch_price_usd": null,
    "exchanges": [
      {
        "name": "Bitfinex",
        "type": "cex",
        "pairs": ["XAUT/USD", "XAUT/BTC"],
        "url": "https://bitfinex.com/t/XAUT:USD",
        "listed_date": "2023-10-01"
      }
    ],
    "coingecko_id": "tether-gold",
    "coinmarketcap_id": "5176"
  },
  "certifications": []
}