> ## Documentation Index
> Fetch the complete documentation index at: https://docs.bijection.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Interface: DerivationExecutionsReader

> Reference for the DerivationExecutionsReader interface in bijection/server.

[server](/api/modules/server).DerivationExecutionsReader

## Hierarchy

* **`DerivationExecutionsReader`**

  ↳ [`DerivationExecutionsWriter`](/api/interfaces/server.DerivationExecutionsWriter)

## Methods

### get

▸ **get**(`id`): `Promise`\<[`DerivationExecution`](/api/modules/server#derivationexecution-2) | `null`>

Current control metadata in the invoking component only.

#### Parameters

| Name | Type |
| :- | :- |
| `id` | `string` |

#### Returns

`Promise`\<[`DerivationExecution`](/api/modules/server#derivationexecution-2) | `null`>

***

### verifyOpen

▸ **verifyOpen**(`id`): `Promise`\<[`DerivationExecution`](/api/modules/server#derivationexecution-2)>

Require the admitted evaluation to remain open; grants no worker authority.

#### Parameters

| Name | Type |
| :- | :- |
| `id` | `string` |

#### Returns

`Promise`\<[`DerivationExecution`](/api/modules/server#derivationexecution-2)>

***

### verify

▸ **verify**(`id`, `fence`): `Promise`\<[`DerivationExecution`](/api/modules/server#derivationexecution-2)>

Require a current lease and bind the transaction to its expiry.

#### Parameters

| Name | Type |
| :- | :- |
| `id` | `string` |
| `fence` | [`ExecutorFence`](/api/modules/server#executorfence) |

#### Returns

`Promise`\<[`DerivationExecution`](/api/modules/server#derivationexecution-2)>


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