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Attestations
1
2
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4
5
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7
8
9
10
11
12
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14
A
B
C
D
E
ATTESTATION FORMAT
Drawing: ATT-001
Solana MCP Specification
slot
8B
num_attestations
1B
commitment
32B
Hash
proposer_signature
64B
Signature
signature
64B
Signature
attester_index
4B
u32
proposer_index
4B
u32
Offset
Field
Type
Bytes
0
slot
u64
8
8
attester_index
u32
4
12
num_attestations
u8
1
13
proposer_index
u32
4
17
commitment
Hash
32
49
proposer_signature
Signature
64
113
signature
Signature
64
Total
177 bytes