server: ms endpoint fixes

crates/brk_client/src/lib.rs

@@ -8198,7 +8198,7 @@ pub struct BrkClient {
 
 impl BrkClient {
     /// Client version.
-    pub const VERSION: &'static str = "v0.3.0-alpha.3";
+    pub const VERSION: &'static str = "v0.3.0-alpha.4";
 
     /// Create a new client with the given base URL.
     pub fn new(base_url: impl Into<String>) -> Self {

crates/brk_query/src/impl/block/txs.rs

@@ -53,11 +53,6 @@ impl Query {
             .transactions
             .height
             .collect_range_at(start, end);
-        let versions = indexer
-            .vecs
-            .transactions
-            .tx_version
-            .collect_range_at(start, end);
         let lock_times = indexer
             .vecs
             .transactions
@@ -185,7 +180,7 @@ impl Query {
             let mut transaction = Transaction {
                 index: Some(TxIndex::from(start + i)),
                 txid: txids[i].clone(),
-                version: versions[i],
+                version: tx.version.into(),
                 lock_time: lock_times[i],
                 total_size: *total_sizes[i] as usize,
                 weight,

crates/brk_types/src/lib.rs

@@ -171,6 +171,7 @@ mod tx;
 mod tx_index;
 mod tx_status;
 mod tx_version;
+mod tx_version_raw;
 mod tx_with_hex;
 mod txid;
 mod txid_prefix;
@@ -361,6 +362,7 @@ pub use tx::*;
 pub use tx_index::*;
 pub use tx_status::*;
 pub use tx_version::*;
+pub use tx_version_raw::*;
 pub use tx_with_hex::*;
 pub use txid::*;
 pub use txid_prefix::*;

crates/brk_types/src/tx.rs

@@ -1,5 +1,6 @@
 use crate::{
-    FeeRate, RawLockTime, Sats, TxIn, TxIndex, TxOut, TxStatus, TxVersion, Txid, VSize, Weight,
+    FeeRate, RawLockTime, Sats, TxIn, TxIndex, TxOut, TxStatus, TxVersionRaw, Txid, VSize,
+    Weight,
 };
 use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
@@ -16,9 +17,9 @@ pub struct Transaction {
     #[schemars(example = "4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b")]
     pub txid: Txid,
 
-    /// Transaction version
+    /// Transaction version (raw i32 from Bitcoin protocol, may contain non-standard values in coinbase txs)
     #[schemars(example = 2)]
-    pub version: TxVersion,
+    pub version: TxVersionRaw,
 
     /// Transaction lock time
     #[schemars(example = 0)]

crates/brk_types/src/tx_version_raw.rs

@@ -0,0 +1,16 @@
+use derive_more::Deref;
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+
+/// Raw transaction version (i32) from Bitcoin protocol.
+/// Unlike TxVersion (u8, indexed), this preserves non-standard values
+/// used in coinbase txs for miner signaling/branding.
+#[derive(Debug, Deref, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, JsonSchema)]
+pub struct TxVersionRaw(i32);
+
+impl From<bitcoin::transaction::Version> for TxVersionRaw {
+    #[inline]
+    fn from(value: bitcoin::transaction::Version) -> Self {
+        Self(value.0)
+    }
+}

crates/brk_types/src/txin.rs

@@ -54,8 +54,12 @@ impl Serialize for TxIn {
         let has_witness = !self.witness.is_empty();
         let has_scriptsig = !self.script_sig.is_empty();
 
-        // P2SH-wrapped SegWit: both scriptsig and witness present (not coinbase)
-        let inner_redeem = if has_scriptsig && has_witness && !self.is_coinbase {
+        // P2SH / P2SH-wrapped SegWit: extract redeemscript from scriptsig
+        let is_p2sh = self
+            .prevout
+            .as_ref()
+            .is_some_and(|p| p.script_pubkey.is_p2sh());
+        let inner_redeem = if has_scriptsig && is_p2sh && !self.is_coinbase {
             self.script_sig
                 .redeem_script()
                 .map(|s| s.to_asm_string())
@@ -64,10 +68,20 @@ impl Serialize for TxIn {
             String::new()
         };
 
-        // P2WSH / P2SH-P2WSH: witness has >2 items, last is the witnessScript
+        // P2WSH/P2SH-P2WSH: last witness item is the witnessScript
+        // P2TR script path: second-to-last is the script, last is the control block
+        let is_p2tr = self
+            .prevout
+            .as_ref()
+            .is_some_and(|p| p.script_pubkey.is_p2tr());
         let inner_witness = if has_witness && self.witness.len() > 2 {
-            if let Some(last) = self.witness.last() {
-                let bytes: Vec<u8> = bitcoin::hex::FromHex::from_hex(last).unwrap_or_default();
+            let script_hex = if is_p2tr {
+                self.witness.get(self.witness.len() - 2)
+            } else {
+                self.witness.last()
+            };
+            if let Some(hex) = script_hex {
+                let bytes: Vec<u8> = bitcoin::hex::FromHex::from_hex(hex).unwrap_or_default();
                 ScriptBuf::from(bytes).to_asm_string()
             } else {
                 String::new()

modules/brk-client/index.js

@@ -1004,7 +1004,7 @@
  * @typedef {Object} Transaction
  * @property {(TxIndex|null)=} index - Internal transaction index (brk-specific, not in mempool.space)
  * @property {Txid} txid - Transaction ID
- * @property {TxVersion} version - Transaction version
+ * @property {TxVersionRaw} version - Transaction version (raw i32 from Bitcoin protocol, may contain non-standard values in coinbase txs)
  * @property {RawLockTime} locktime - Transaction lock time
  * @property {TxIn[]} vin - Transaction inputs
  * @property {TxOut[]} vout - Transaction outputs
@@ -1067,6 +1067,13 @@
  *
  * @typedef {number} TxVersion
  */
+/**
+ * Raw transaction version (i32) from Bitcoin protocol.
+ * Unlike TxVersion (u8, indexed), this preserves non-standard values
+ * used in coinbase txs for miner signaling/branding.
+ *
+ * @typedef {number} TxVersionRaw
+ */
 /**
  * Transaction ID (hash)
  *
@@ -6566,7 +6573,7 @@ function createTransferPattern(client, acc) {
  * @extends BrkClientBase
  */
 class BrkClient extends BrkClientBase {
-  VERSION = "v0.3.0-alpha.3";
+  VERSION = "v0.3.0-alpha.4";
 
   INDEXES = /** @type {const} */ ([
     "minute10",

modules/brk-client/package.json

@@ -40,5 +40,5 @@
     "url": "git+https://github.com/bitcoinresearchkit/brk.git"
   },
   "type": "module",
-  "version": "0.3.0-alpha.3"
+  "version": "0.3.0-alpha.4"
 }

packages/brk_client/brk_client/__init__.py

@@ -198,12 +198,16 @@ StoredU64 = int
 TimePeriod = Literal["24h", "3d", "1w", "1m", "3m", "6m", "1y", "2y", "3y"]
 # Index of the output being spent in the previous transaction
 Vout = int
-# Transaction version number
-TxVersion = int
+# Raw transaction version (i32) from Bitcoin protocol.
+# Unlike TxVersion (u8, indexed), this preserves non-standard values
+# used in coinbase txs for miner signaling/branding.
+TxVersionRaw = int
 TxInIndex = int
 TxOutIndex = int
 # Input index in the spending transaction
 Vin = int
+# Transaction version number
+TxVersion = int
 UnknownOutputIndex = TypeIndex
 Week1 = int
 Year1 = int
@@ -1380,7 +1384,7 @@ class Transaction(TypedDict):
     Attributes:
         index: Internal transaction index (brk-specific, not in mempool.space)
         txid: Transaction ID
-        version: Transaction version
+        version: Transaction version (raw i32 from Bitcoin protocol, may contain non-standard values in coinbase txs)
         locktime: Transaction lock time
         vin: Transaction inputs
         vout: Transaction outputs
@@ -1392,7 +1396,7 @@ class Transaction(TypedDict):
     """
     index: Union[TxIndex, None]
     txid: Txid
-    version: TxVersion
+    version: TxVersionRaw
     locktime: RawLockTime
     vin: List[TxIn]
     vout: List[TxOut]
@@ -6007,7 +6011,7 @@ class SeriesTree:
 class BrkClient(BrkClientBase):
     """Main BRK client with series tree and API methods."""
 
-    VERSION = "v0.3.0-alpha.3"
+    VERSION = "v0.3.0-alpha.4"
 
     INDEXES = [
       "minute10",

packages/brk_client/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "brk-client"
-version = "0.3.0-alpha.3"
+version = "0.3.0-alpha.4"
 description = "Bitcoin on-chain analytics client — thousands of metrics, block explorer, and address index"
 readme = "README.md"
 requires-python = ">=3.9"