Get shard block proof

Get merkle proof of shardchain block.

GET /getShardBlockProof

Try it

Get shard block proof

cURL

curl --request GET \
  --url https://toncenter.com/api/v2/getShardBlockProof

200

{
  "ok": true,
  "result": {
    "@type": "blocks.shardBlockProof",
    "from": {
      "@type": "ton.blockIdExt",
      "workchain": -1,
      "shard": "-9223372036854775808",
      "seqno": 51148869,
      "root_hash": "HxogBiV2YA+KrC9cJa5llfvDGNk2hwCqsaCSYo40V00=",
      "file_hash": "h7LOaX0cTqc8qKecsNYi32SVu0McCito3P2qzynvdqk="
    },
    "mc_id": {
      "@type": "ton.blockIdExt",
      "workchain": -1,
      "shard": "-9223372036854775808",
      "seqno": 51148869,
      "root_hash": "HxogBiV2YA+KrC9cJa5llfvDGNk2hwCqsaCSYo40V00=",
      "file_hash": "h7LOaX0cTqc8qKecsNYi32SVu0McCito3P2qzynvdqk="
    },
    "links": [],
    "mc_proof": [],
    "@extra": "1755813789.6827312:12:0.9450183392434569"
  }
}

Query Parameters

workchain · integer · required

Block workchain id

shard · integer · required

Block shard id

seqno · integer · required

Block seqno

from_seqno · integer

Seqno of masterchain block starting from which proof is required. If not specified latest masterchain block is used.

Response

200

application/json

Successful Response

ok · boolean · required

result · Result · object

Proof of inclusion of a shard block in the masterchain.

Show child attributes

result. from · object · required

Extended block identifier.

Show child attributes

result.from. workchain · integer · required

result.from. shard · string · required

64-bit signed integer as string

result.from. seqno · integer · required

result.from. root_hash · string · required

result.from. file_hash · string · required

result.from. @type · string

Example:

"ton.blockIdExt"

result. mc_id · object · required

Extended block identifier.

Show child attributes

result.mc_id. workchain · integer · required

result.mc_id. shard · string · required

64-bit signed integer as string

result.mc_id. seqno · integer · required

result.mc_id. root_hash · string · required

result.mc_id. file_hash · string · required

result.mc_id. @type · string

Example:

"ton.blockIdExt"

result. @type · string

Example:

"blocks.shardBlockProof"

result. links · object[]

result. mc_proof · object[]

result. @extra · string

error · string

code · integer