Release Notes

Features

• make BlockNodeEndpoint.endpoint_api a repeated field (HIP-1137) #24788 by @petreze
• cherry-pick BN Communication tracing through gRPC headers #24708 by @derektriley
• Add HIP-1340 protobuf changes #24689 by @lukasz-hashgraph
• allow to read metric values #24495 by @akugal
• WRAPS proving key hash verification #24071 by @mhess-swl
• Wrapped record stream migration voting #24281 by @derektriley
• Single-concurrent-component event intake #24133 by @mxtartaglia-sl
• Force pces sync on shutdown and after freeze #24219 by @mxtartaglia-sl
• ATOMIC_BATCH tag speed-up and improvements 23530 #24037 by @Grigorov-Georgi
• add per-node reward and eligibility metrics #24326 by @viniciusjssouza
• upload BN container logs into the failure artifacts #24333 by @petreze
• Actively record active BN to grafana #24287 by @petreze
• Enable HIP-1261 Simple Fees #22888 by @ibankov
• sloth transaction improvements #24279 by @lpetrovic05
• 24072: implement data validation for ReconnectBench #24307 by @thenswan
• add support for Block Node Rewards (HIP-1357) #24314 by @viniciusjssouza
• Add flag to Simple Fees Schedule to indicate transactions which are exempt from node + network fees #24273 by @aderevets
• 12194: improve reusing the generated state in the ReconnectBench JMH test #24293 by @thenswan
• Full HIP-1137 implementation #23956 by @petreze
• Increase block item hard limit size #24276 by @petreze
• Introduce jitter to the periodic stream reset #24283 by @petreze
• introduce NodeRewardAmounts for flexible per-node reward distribution #24224 by @viniciusjssouza
• 24250: Improve Virtual Map detach #24252 by @akugal
• Not otter #24169 by @mxtartaglia-sl
• Highest node id in state #21861 by @derektriley
• Persist wrapped record hashes in live block info #23976 by @mhess-swl
• support legacy Transaction.bodyBytes() in StandaloneFeeCalculator #24163 by @joshmarinacci
• 20234: Virtual node cache and virtual data source to use hash chunks #21656 by @artemananiev
• SIMPLE_FEES tag speed-up and improvements #23662 by @Grigorov-Georgi
• Configuration-based module selection #24020 by @mxtartaglia-sl
• 24063 Made virtualMap.fullRehashTimeoutMs configurable for State Operator #24067 by @imalygin
• Update block node svc connection logic #23984 by @derektriley
• BehindPublisher grace period #23936 by @derektriley
• hapi time-consuming tests speed-up #23843 by @AlexKehayov
• Add the ability to make threads used by netty configurable #23999 by @timo0
• Expose per origin event delays metrics #23753 by @mxtartaglia-sl
• custom JVM args in Otter #23959 by @lpetrovic05
• reduce heartbeat granularity #23975 by @mxtartaglia-sl
• MISC tag speed-up and improvements #23626 by @AlexKehayov
• 20403 Added documentation for State API module #23451 by @imalygin
• 20882: redesign the validator for validate billion-entry states #22215 by @thenswan
• 23547: Increase pull-based reconnect parallelism #23548 by @artemananiev
• Calculate all wrapped record block hashes up to freeze block #23674 by @mhess-swl
• 23853 Added a config property to disable periodic snapshots #23932 by @imalygin
• 23850 Added a config property to enable disk-based indices #23933 by @imalygin
• Swap gossip and shadowgraph sync on the wiring logic #23901 by @mxtartaglia-sl

Bug Fixes

• (0.73) Fix lastUsedTime init #24936 by @tinker-michaelj
• 24802 Disable EVM hook count validation for TestNet #24825 by @imalygin
• Change the included submit message bytes from 1024 to 100 #24505 #24780 by @joshmarinacci
• HookStore leading zero cases #24762 by @tinker-michaelj
• throw error if missing extra #24706 by @joshmarinacci
• 24435 Fixed cache-cleaner thread leak #24452 #24582 by @imalygin, @rbarker-dev
• handle failing atomic batch blacklist tests 24400 #24407 by @Grigorov-Georgi
• use retry with exponential backoff for PLATFORM_NOT_ACTIVE #24370 by @AlexKehayov
• tagged ensureUnExecutedScheduleIsPurgedDuringCi() serial #24458 by @AlexKehayov
• 24347 Prevent stale reads in LongListDisk during chunk recycling #24375 by @imalygin
• select node with most blocks for stream validation in restart tests #24147 by @AlexKehayov
• mark usesUnclassifiableIfNoClassifiableAvailable embedded to avoid flakes #24335 by @AlexKehayov
• use relative expiry in ensureUnExecutedScheduleIsPurgedDuringCi #24337 by @AlexKehayov
• Always update override round number to set up override-network.json transplants #24386 by @tinker-michaelj
• Stabilize transplant updates in presence of empty consensus rounds #24376 by @tinker-michaelj
• sloth deploy-benchmark corrections #24374 by @mxtartaglia-sl
• container startup failures in BN XTS #24366 by @petreze
• 24349: CompactionInterruptTest may cause JVM crush #24355 by @thenswan
• Forced switch and connection map removal #24310 by @petreze
• stabilized CryptoDeleteSuite.deletedAccountCannotBePayer() #24311 by @AlexKehayov
• Fixed TokenKycSimpleFeesTest suite to prevent flakiness #24257 by @Evdokia-Georgieva
• 24198: Reconnect teacher times out waiting for the learner to finish processing leaves #24268 by @artemananiev
• stabilize flaky getInfoIdVariantsTreatedAsExpected #24248 by @AlexKehayov
• rework HapiTestLifecycle doAdhoc method to be thread-safe 24228 #24254 by @Grigorov-Georgi
• Add INSUFFICIENT_TOKEN_BALANCE to RandomTokenBurn #24235 by @AlexKehayov
• use Log4J in HederaEVM.java #23780 by @jjohannes
• flake in DuplicateManagementTest #24240 by @petreze
• use different serial number to fix flaky test #24244 by @petreze
• retry getReceipt on RECEIPT_NOT_FOUND in payerCannotOverSendValue #24239 by @AlexKehayov
• stabilize updateAccountIdAndSubmitWithOldAccountIdFails test #24237 by @AlexKehayov
• prevent VisibleItemsAssertion from dropping items #24230 by @AlexKehayov
• GrpBlockItemWriter not handling pending proofs #24190 by @derektriley
• Remove round communication overhead from Sloth benchmark #24242 by @abies
• flaky test classifiableTakesPriorityOverUnclassifiable #24201 by @petreze
• fixing simple fee queries that scale with bytes #24064 by @ibankov
• block stream translators - resolve flaky receipt mismatches #24042 by @AlexKehayov
• Added TOKEN_WAS_DELETED to RandomTokenFreeze permissible outcomes #24141 by @AlexKehayov
• stabilize nodeWithCompleteInactivityReceivesNoReward #24123 by @AlexKehayov
• Avoid NPE in TipsetEventCreator in case we cannot create selfless event #24146 by @abies
• Fix typo in parameter name parameterSupplier #24136 by @rbarker-dev
• ReconnectControllerTest flakiness #23952 by @mxtartaglia-sl
• Stabilize flaky tests set Keyfactory defaultSigMapGen to use FULL_PREFIXES #23903 by @aderevets
• stabilize stream validation after ND reconnect #23927 by @AlexKehayov
• Add gas charging to contract call local simple fee implementation #24028 by @ibankov
• resolve stream validation to scan all subdirs #24013 by @AlexKehayov
• benchmark scripts #24034 by @lpetrovic05
• Fix flaky token suite tests #24012 by @ibankov
• make ClasspathFileConfigSource compatible with --module-path #24015 by @jjohannes
• Add final polling for untriggered files on disk #23944 by @tinker-michaelj
• Remove log error in CustomFeeAssessmentStep #23991 by @derektriley
• flaky StartFromState Otter test #23973 by @lpetrovic05
• FAIL_INVALID in CustomFeeAssesmentStep recursion fall back #23770 by @derektriley
• Open the ivy package to info.picocli #23947 by @mhess-swl
• stop gradle daemos after deploy #23951 by @mxtartaglia-sl
• 23822: Improve the fix for 23762 #23939 by @artemananiev
• 23930 apply-block shouldn't fail fast on hash mismatch #23931 by @imalygin
• getInputWire concurrency issue #23805 by @lpetrovic05
• Fix deploy benchmark script #23869 by @mxtartaglia-sl
• CryptoServiceFeesSuite cryptoTransferBaseUSDFee flaky test #23902 by @petreze
• use wrapper instead of pure repeatable for HIP-1137 #23908 by @petreze

Other Changes

Build System

• bump org.hiero.gradle.build from 0.7.5 to 0.7.6 #24320 by @dependabot[bot]
• bump bouncycastle from 1.81 to 1.83 in /hiero-dependency-versions #24056 by @dependabot[bot]
• update org.hiero.gradle.build to 0.7.5 #24271 by @jjohannes
• bump org.testcontainers:testcontainers from 2.0.2 to 2.0.3 in /hiero-dependency-versions #23889 by @dependabot[bot]
• bump dagger from 2.56.2 to 2.59.2 in /hiero-dependency-versions #23792 by @dependabot[bot]

Chores

• Disable Hooks #24900 by @akdev
• Remove log statement from BlockRecordManagerImpl #24584 #24719 by @derektriley
• Remove trace bn logging from unit tests #24432 by @derektriley
• Use 3.7.8 crypto lib #24371 by @tinker-michaelj
• temporarily disable test #24403 by @petreze
• Add tss.forceMockSignatures=true #24266 by @tinker-michaelj
• remove unused NodeAddressMismatchPayload #24301 by @jjohannes
• add nft serial generator to avoid flakiness #24340 by @petreze
• bump BN version to 0.29.0 #24342 by @petreze
• update version of docker buildx to v0.32.1 #24216 by @andrewb1269
• remove unncessary assertions #24332 by @petreze
• Remove RandomGraph plus some minor cleanups #24299 by @netopyr
• add javadoc and additional test coverage #24306 by @petreze
• Always send EndStream(RESET) when a block node connection is closed #24253 by @timfn-hg
• Add XTS TSS-enablement test for WRAPS #24203 by @tinker-michaelj
• Fix review comments #24222 by @Neeharika-Sompalli
• Added metric to count number of parents in created events #24238 by @abies
• centralize node grouping for rewards #24153 by @viniciusjssouza
• Replay hollow account completions #23961 by @tinker-michaelj
• Add genesis+incremental WRAPS test for XTS #24134 by @tinker-michaelj
• Improve ping metric #23978 by @abies
• Update BN Regrssion Panel w 2 TCK tests suites #24158 by @Nana-EC
• Adopt latest TSS lib #24048 by @tinker-michaelj
• Add non-zero service fee for queries #24043 by @Neeharika-Sompalli
• Update Node Reward metrics #24060 by @Neeharika-Sompalli
• Add optional aggregate sig verification #23905 by @tinker-michaelj
• Remove gui dependencies from production code #24018 by @timo0
• Fix minor HIP-1313 issues #23943 by @Neeharika-Sompalli
• Minor Version Roll to 0.73.0-SNAPSHOT
• Update network node base dockerfile for wrapped record hashes file #23942 by @derektriley
• Replace hardcoded file buffer config in FileBlockItemWriter with dynamic config properties #23783 by @timfn-hg

Continuous Integration

• update sizes of HAPI test runners #24596 #24601 by @andrewb1269
• Fix issue with Deploy Production Release using incorrect reference. #24467 by @rbarker-dev
• Spotless only for doc only changes #24121 by @poulok
• remove ability to run SDPT on adhoc8 cluster #24390 by @andrewb1269
• Remove determinism checks from PR workflow #24068 by @poulok
• update to step-security/buildx and to v0.32.1 #24341 by @andrewb1269
• move determinism and snyk checks to MQ #24260 by @andrewb1269
• remove cluster iteration from MQPT controller #24185 by @andrewb1269
• Update to JDK25 #23447 by @rbarker-dev
• add call to MQPT in merge queue workflow #23995 by @andrewb1269
• update HAPI tests run in MATS and XTS #24161 by @andrewb1269
• move tag reports to build status slack channel #24155 by @andrewb1269
• Remove release-team webhook calls for slack reports #24059 by @rbarker-dev
• add merge queue performance test workflow #21768 by @alex-kuzmin-hg

Documentation Updates

• fix stale config links in privileged transaction docs #24174 by @akdev
• Enhance CITR doc descriptions of performance tests #24361 by @poulok
• Fix protobuf docs for correct hashing details #24322 by @jasperpotts
• Update quickstart docs. #24183 by @rbarker-dev

Refactoring

• Remove unused code in CommonUtils #24036 by @timo0
• 15946 Removed static fields from VirtualHasher and VirtualNodeCache #24061 by @imalygin
• 18095 Simplified state initialization flow #23717 by @imalygin

Tests

• integrated NLG 0.13.2 (24475) #24476 by @alex-kuzmin-hg
• Added extended coverage for fungible supply and mint test variant #24440 by @diogper
• Atomic Batch Boundary Simple Fees Tests #24348 by @Evdokia-Georgieva
• crypto transfer schedule simple fees tests #24173 by @aderevets
• New Token Claim and Cancel Airdrop with Simple Fees tests #24065 by @Evdokia-Georgieva
• MQPT Use new S6 service for Reconnect #24327 by @alex-kuzmin-hg
• Atomic Batch Cross-Service Simple Fees Tests #24292 by @Evdokia-Georgieva
• Negative tests for Atomic Batch with Simple Fees #24249 by @Evdokia-Georgieva
• [Simple Fees] Validate ContractCall charges intrinsic gas on failure #24246 by @ibankov
• 24194 switch sdlt sdpt mqpt to jdk25, new artifactory #24263 by @alex-kuzmin-hg
• New Token Airdrop with Simple Fees tests #23935 by @Evdokia-Georgieva
• File service hapi tests #24200 by @ibankov
• Add nodePayment amount checks for queries. Add additional test for queries #24130 by @aderevets
• Fix possible flakiness in RpcPeerProtocolTests #24152 by @abies
• reduce allocations in CryptoBench.generateKeySet() #24170 by @OlegMazurov
• Added extended coverage for allowance inheritance for NFT treasury #24168 by @diogper
• Added app.env file copying, fix of #24171 #24172 by @alex-kuzmin-hg
• cover extended cases for fee collector operations #23874 by @diogper
• Fix flaky BlockNodeStreamingConnectionComponentTest unit test #24001 by @derektriley
• 23974 use runners own helm binary #23988 by @alex-kuzmin-hg