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

# Attestations

### Attestation

Every [Epoch](https://kb.beaconcha.in/glossary#epoch) (\~6.4 minutes) a validator proposes an attestation (vote) to the network. The beacon.raw\.attestations table contain attestation related data from beacon.raw\.blocks.

### Table Columns

| Column Name            | Description                                                                                                                                                      | Example                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| ---------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| slot\_number           | Beacon Chain slot the block.                                                                                                                                     | 6,205,597                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| slot\_timestamp        | Beacon Chain slot timestamp of the block.                                                                                                                        | 2023-04-12 09:19:47                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| eth1\_block\_hash      | The block hash of the Ethereum 1.0 block.                                                                                                                        | 0xc0efee09619b108b8c184d7c4981b96bcef8fe63e6887f3ee20728d5ca6d6e67                                                                                                                                                                                                                                                                                                                                                                                                         |
| eth1\_block\_number    | The block number of the Ethereum 1.0 block.                                                                                                                      | 17,030,996                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| eth1\_block\_timestamp | The Unix timestamp of the Ethereum 1.0 block.                                                                                                                    | 2023-04-12 09:19:47                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| proposer\_index        | The index of validator in validator registry.                                                                                                                    | 43                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
| array\_index           | Index of the attestation array.                                                                                                                                  | 178,393                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| attestation\_index     | A number that identifies which committee the validator belongs to in a given slot.                                                                               | 9                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| aggregation\_bits      | The attester aggregation bits.                                                                                                                                   | 0xfdfffffffffffffffffffffffffffff9fffff7fff7ffffffffffffbfffffffffffff0f                                                                                                                                                                                                                                                                                                                                                                                                   |
| beacon\_block\_root    | Root hash of the block the validator sees at the head of the chain (the result of applying the fork-choice algorithm).                                           | 0xb5879b53ac4f9909860b3d072538e20e89cd3dc68beb93bcbd0e3309c6f2a367                                                                                                                                                                                                                                                                                                                                                                                                         |
| attestation\_slot      | The slot number that the attestation refers to.                                                                                                                  | 6,205,596                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| source\_epoch          | Source Epoch. Part of the finality vote indicating what the validators see as the most recent justified block.                                                   | 193,923                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| source\_root           | Source Root. Part of the finality vote indicating what the validators see as the most recent justified block.                                                    | 0x224f895b66497a41d80a68425721ac2b76a08a03464c2811dab4bd306d9d69fb                                                                                                                                                                                                                                                                                                                                                                                                         |
| target\_epoch          | Target epoch. Part of the finality vote indicating what the validators see as the first block in the current epoch.                                              | 193,924                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| target\_root           | Target root. Part of the finality vote indicating what the validators see as the first block in the current epoch.                                               | 0x9f1552c4c27be5ba449eab378015bfd9a5e36c0829586fa6c51a8319ac852071                                                                                                                                                                                                                                                                                                                                                                                                         |
| attestation\_signature | The BLS signature that aggregates the signatures of individual validators.                                                                                       | 0x94a253070e95f22cb83a295f1ee5b19438701ff1aa60de46ee5aa05df459762776a1d58dc36cbaa973f7e0e009360eba10a1f6995ffd719af209597206b737d2793c533236edb7c73aa59e0dddf47560eb1968f7e665022bfa2ba51dfadc5247                                                                                                                                                                                                                                                                         |
| unique\_id             | Unique ID for the attestation, constructed with slot\_number, array\_index, attestation\_index, aggregation\_bits, beacon\_block\_root & attestation\_signature. | slot\_number-6205597\_array\_index-43\_attestation\_index-9\_aggregation\_bits-0xfdfffffffffffffffffffffffffffff9fffff7fff7ffffffffffffbfffffffffffff0f\_beacon\_block\_root-0xb5879b53ac4f9909860b3d072538e20e89cd3dc68beb93bcbd0e3309c6f2a367\_attestation\_signature-0x94a253070e95f22cb83a295f1ee5b19438701ff1aa60de46ee5aa05df459762776a1d58dc36cbaa973f7e0e009360eba10a1f6995ffd719af209597206b737d2793c533236edb7c73aa59e0dddf47560eb1968f7e665022bfa2ba51dfadc5247 |
| \_updated\_at          | Timestamp of the attestation data update.                                                                                                                        | 2023-05-09 03:03:35.471 +0000                                                                                                                                                                                                                                                                                                                                                                                                                                              |