← All casesbnp_camt053.xmlUntouched by this perturbation
hsbc_statement.xlsx1 changed line · first at line 25
rbs_transactions.csvUntouched by this perturbation
bulk_batch
bulk_batch-2026050002
Rows collapsed into one bulk entry, hiding the detail.
expects bulk_batch
Statement files
1 highlighted lines differ from the same seed rendered without perturbations. That difference is the trap.
| <?xml version='1.0' encoding='utf-8'?> |
| <Document xmlns="urn:iso:std:iso:20022:tech:xsd:camt.053.001.02"> |
| <BkToCstmrStmt> |
| <GrpHdr> |
| <MsgId>LB-acct-2026050002-2-2025-02-28</MsgId> |
| <CreDtTm>2025-02-28T23:59:00+00:00</CreDtTm> |
| </GrpHdr> |
| <Stmt> |
| <Id>acct-2026050002-2</Id> |
| <ElctrncSeqNb>1</ElctrncSeqNb> |
| <CreDtTm>2025-02-28T23:59:00+00:00</CreDtTm> |
| <FrToDt> |
| <FrDtTm>2025-02-01T00:00:00+00:00</FrDtTm> |
| <ToDtTm>2025-02-28T23:59:59+00:00</ToDtTm> |
| </FrToDt> |
| <Acct> |
| <Id> |
| <IBAN>GB31LBEN56837860689740</IBAN> |
| </Id> |
| <Ccy>GBP</Ccy> |
| </Acct> |
| <Bal> |
| <Tp> |
| <CdOrPrtry> |
| <Cd>OPBD</Cd> |
| </CdOrPrtry> |
| </Tp> |
| <Amt Ccy="GBP">29884.88</Amt> |
| <CdtDbtInd>CRDT</CdtDbtInd> |
| <Dt> |
| <Dt>2025-02-01</Dt> |
| </Dt> |
| </Bal> |
| <Ntry> |
| <Amt Ccy="GBP">5729.70</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-01</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-01</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t011</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>SO LARKSPUR TRAVEL REF746916</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">9276.72</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-01</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-01</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t024</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>FPO FENWICK & PARTNERS REF860895</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">4058.90</Amt> |
| <CdtDbtInd>CRDT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-04</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-04</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t008</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>CR IRONBRIDGE TOOLING REF787209</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">11339.49</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-04</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-04</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t013</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>DD LARKSPUR TRAVEL REF478023</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">13702.17</Amt> |
| <CdtDbtInd>CRDT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-04</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-04</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t022</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>CR HARBOURLIGHT IT REF952740</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">10109.27</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-05</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-05</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t019</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>BP NORTHGATE CLEANING REF736030</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">1557.83</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-05</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-05</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t029</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>BP EASTFIELD ENERGY REF419885</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">8477.33</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-06</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-06</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t023</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>SO AURORA CONSULTING LTD REF426320</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">6862.01</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-07</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-07</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t006</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>BP OSPREY LEASING REF176782</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">9121.45</Amt> |
| <CdtDbtInd>CRDT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-07</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-07</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t028</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>FPI EASTFIELD ENERGY REF923592</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">13877.79</Amt> |
| <CdtDbtInd>CRDT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-08</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-08</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t001</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>FPI MOORLAND TELECOM REF936755</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">12381.59</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-09</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-09</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t021</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>SO IRONBRIDGE TOOLING REF758784</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">9353.08</Amt> |
| <CdtDbtInd>CRDT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-11</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-11</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t003</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>CR KESTREL INSURANCE REF806136</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">1964.64</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-11</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-11</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t004</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>BP NORTHGATE CLEANING REF540043</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">8896.18</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-14</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-14</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t014</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>DD GREENHOLM FOODS REF251115</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">556.54</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-14</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-14</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t015</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>SO FENWICK & PARTNERS REF442067</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">8929.26</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-15</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-15</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t030</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>SO MOORLAND TELECOM REF249585</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">6290.20</Amt> |
| <CdtDbtInd>CRDT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-16</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-16</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t027</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>FPI LARKSPUR TRAVEL REF439755</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">13059.63</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-17</Dt> |
| </BookgDt> |
| <ValDt> |
| <Dt>2025-02-17</Dt> |
| </ValDt> |
| <AcctSvcrRef>acct-2026050002-2-t007</AcctSvcrRef> |
| <NtryDtls> |
| <TxDtls> |
| <RmtInf> |
| <Ustrd>FPO HARBOURLIGHT IT REF601341</Ustrd> |
| </RmtInf> |
| </TxDtls> |
| </NtryDtls> |
| </Ntry> |
| <Ntry> |
| <Amt Ccy="GBP">11093.49</Amt> |
| <CdtDbtInd>DBIT</CdtDbtInd> |
| <Sts>BOOK</Sts> |
| <BookgDt> |
| <Dt>2025-02-17</Dt> |
| [sheet: Statement] |
| HSBC Bank plc |
| Business Current Account Statement |
| Account name: LEDGERBENCH DEMO LTD |
| Sort code / Account number: 20-79-83 58804772 |
| Account reference: acct-2026050002-1 |
| Statement period: 01 Feb 2025 to 28 Feb 2025 |
| Currency: GBP |
| Opening balance: 29921.09 |
| Date Payment type Details Paid out Paid in |
| 01 Feb 2025 DD NORTHGATE CLEANING REF664792 4803.63 |
| 01 Feb 2025 FPO HARBOURLIGHT IT REF816912 14360.02 |
| 02 Feb 2025 DD CASTLEGATE PROPERTY REF710692 4062.96 |
| 03 Feb 2025 DD JUNIPER PAYROLL REF907480 4003.71 |
| 05 Feb 2025 FPO GREENHOLM FOODS REF212201 606.58 |
| 09 Feb 2025 SO OSPREY LEASING REF740559 2078.12 |
| 12 Feb 2025 BP FENWICK & PARTNERS REF647577 7593.15 |
| 12 Feb 2025 SO HARBOURLIGHT IT REF143175 2477.36 |
| 13 Feb 2025 FPI OSPREY LEASING REF445086 5828.00 |
| 14 Feb 2025 FPI AURORA CONSULTING LTD REF566813 14752.08 |
| 14 Feb 2025 BP IRONBRIDGE TOOLING REF465094 3258.49 |
| 18 Feb 2025 TFR BULK BATCH (5 items) REF908680 7709.88 |
| 20 Feb 2025 TFR OSPREY LEASING REF520375 13142.89 |
| 21 Feb 2025 SO OSPREY LEASING REF582204 6123.50 |
| 21 Feb 2025 BP NORTHGATE CLEANING REF967243 7449.43 |
| 22 Feb 2025 CR AURORA CONSULTING LTD REF962841 8947.55 |
| 23 Feb 2025 DD KESTREL INSURANCE REF476146 2477.80 |
| 27 Feb 2025 FPO FENWICK & PARTNERS REF496640 6451.44 |
| 28 Feb 2025 TFR EASTFIELD ENERGY REF536630 3449.13 |
| 28 Feb 2025 SO CASTLEGATE PROPERTY REF386016 3374.43 |
| 28 Feb 2025 DD JUNIPER PAYROLL REF218732 3738.83 |
| "Date","Type","Description","Value","Account Name","Account Number","Ledger Ref" |
| "01/02/2025","BAL","OPENING BALANCE","215149.80","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "02/02/2025","FPI","FPI EASTFIELD ENERGY REF607946","7271.67","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "06/02/2025","FPI","FPI LARKSPUR TRAVEL REF238587","7108.06","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "07/02/2025","FPO","FPO MOORLAND TELECOM REF597009","-1371.63","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "07/02/2025","SO","SO MOORLAND TELECOM REF958230","-8107.83","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "09/02/2025","DD","DD CASTLEGATE PROPERTY REF960070","-13134.80","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "10/02/2025","DD","DD FENWICK & PARTNERS REF445058","-8988.99","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "11/02/2025","BP","BP MOORLAND TELECOM REF748844","-6415.91","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "14/02/2025","SO","SO NORTHGATE CLEANING REF835038","-13902.00","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "14/02/2025","TFR","TFR GREENHOLM FOODS REF335381","13569.86","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "14/02/2025","FPI","FPI LARKSPUR TRAVEL REF478052","2197.63","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "17/02/2025","SO","SO EASTFIELD ENERGY REF762795","-6201.80","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "17/02/2025","FPO","FPO LARKSPUR TRAVEL REF789143","-10986.80","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "18/02/2025","BP","BP KESTREL INSURANCE REF345817","-14556.43","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "19/02/2025","CR","CR DELPHINIUM MEDIA REF567868","2958.58","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "19/02/2025","DD","DD EASTFIELD ENERGY REF287191","-1600.41","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "19/02/2025","TFR","TFR OSPREY LEASING REF259258","10519.21","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "20/02/2025","FPO","FPO NORTHGATE CLEANING REF430642","-4895.05","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "20/02/2025","FPO","FPO DELPHINIUM MEDIA REF538246","-13157.27","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "21/02/2025","SO","SO MOORLAND TELECOM REF518136","-12540.08","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "21/02/2025","BP","BP MOORLAND TELECOM REF477230","-14192.63","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "21/02/2025","SO","SO AURORA CONSULTING LTD REF294624","-4959.66","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "23/02/2025","SO","SO KESTREL INSURANCE REF871016","-2198.05","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "25/02/2025","FPO","FPO LARKSPUR TRAVEL REF122738","-6823.31","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "26/02/2025","FPO","FPO EASTFIELD ENERGY REF413891","-13269.90","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
| "27/02/2025","FPI","FPI IRONBRIDGE TOOLING REF781460","14560.66","LEDGERBENCH DEMO LTD","36-15-22 63783889","acct-2026050002-3" |
Ground truth
Public here because the benchmark is open; it is the model's prompt path that can never reach these values, not human readers.
| Account | Closing balance |
|---|---|
| acct-2026050002-1 | −£4,528.59 |
| acct-2026050002-2 | −£30,757.72 |
| acct-2026050002-3 | £116,032.92 |
Recorded runs on this case
- exactSingle prompt2 steps · 12,963 tokens · Confidence high
Model claude-sonnet-4-6Measured 2026-08-20Bench v1.0Run 11eaa71b2d02Commit 3d38c30
- exactAgent with tools17 steps · 31,738 tokens · Confidence high
Model claude-sonnet-4-6Measured 2026-08-20Bench v1.0Run f140aa1e57f4Commit 384d72d
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