docs: remove contract reference

in favor of #812

src/pages/stacks-blockchain/stacking.md

@@ -76,21 +76,4 @@ Stacking is a built-in capability of PoX and is realized through a set of action
 
 Stacking is implemented as a smart contract using Clarity. On the testnet, you can always find the Stacking contract by this contract identifier: `ST000000000000000000002AMW42H.pox`.
 
-You can examine the contract sources ([`pox.clar`](https://github.com/blockstack/stacks-blockchain/blob/master/src/chainstate/stacks/boot/pox.clar)), but here is a summary of important methods:
+-> Check out the [PoX contract reference](#todo) for more details
-
-| Method                       | Input                                               | Output                | Read-only | Description                                                                                                                                                                                   |
-| ---------------------------- | --------------------------------------------------- | --------------------- | --------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
-| **Configuration**            |
-| `get-reward-set-size`        | Reward cycle                                        | Number of addresses   | ✅        | Get the size of the reward set                                                                                                                                                                |
-| `get-total-ustx-stacked`     | Reward cycle                                        | Amount of microstacks | ✅        | Get amount stacked                                                                                                                                                                            |
-| `get-reward-set-pox-address` | Reward cycle                                        | Tuple/None            | ✅        | Get list of reward addresses and amount stacked                                                                                                                                               |
-| `get-stacking-minimum`       |                                                     |                       | ✅        | Minimum number of microstacks to participate in Stacking                                                                                                                                      |
-| `get-pox-info`               |                                                     | Object                | ✅        | Get PoX parameters, including cycle id, length, block height, and more. Also available in [Stacks Blockchain API](https://blockstack.github.io/stacks-blockchain-api/#operation/get_pox_info) |
-| **Stacking**                 |
-| `can-stack-stx`              | BTC address, amount, starting cycle, locking cycles | True/Error            | ✅        | Check if stacking participation is possible                                                                                                                                                   |
-| `stack-stx`                  | Amount, BTC address, locking cycles                 | Object/Error          |           | Participate in stacking                                                                                                                                                                       | Tuple/None |
-| `get-stacker-info`           | Stacks Address                                      |                       | ✅        | Get stacking details for a specific stacker                                                                                                                                                   |
-| **Rejection**                |
-| `get-pox-rejection`          | Stacks Address                                      | Tuple/None            | ✅        | Get rejection vote for Stacking address                                                                                                                                                       |
-| `is-pox-active`              | Reward cycle                                        | True/False            | ✅        | Get PoX rejection status for a reward cycle. Also available in [Stacks Blockchain API](https://blockstack.github.io/stacks-blockchain-api/#operation/get_pox_info)                            |
-| `reject-pox`                 |                                                     | True                  |           | Reject Stacking for this reward cycle. Sender votes all its microstacks for rejection                                                                                                         |