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+## Arrow Glacier Network Upgrade Specification
+
+### Included EIPs
+Specifies changes included in the Network Upgrade.
+
+### Upgrade Schedule
+
+| Network | Block      | Expected Date | Fork Hash    |
+| Mainnet | TBA | TBA | TBA |
+
+### Client Releases
+
+ - [ ] Testnets
+ - [ ]  Mainnet
+   - [ ]  Geth
+   - [ ]  Besu
+   - [ ]  Nethermind
+   - [ ]  Erigon
+   - [ ]  EthereumJS