DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
CITY OF MANDALUYONG Award a ₱5.6M contract to MARLON ANDAL CONSTRUCTION CORPORATION DOING BUSINESS UNDER MACC PHILIPPINESCities
Transaction hash:
56fec405bcfd79ad00f0687051baa2c7f044071e445f22aac0019514c6e2a357
Status:
Included and unchanged
Block:
#4,953 1,060 blocks after it
Position in block:
Transaction 44 of 152
Award day:
Oct 20, 2022 (4 yrs ago)
From:
Value:
₱5,579,669.00
Project:
Construction
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,953 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)CITY OF MANDALUYONG awarded it to MARLON ANDAL CONSTRUCTION CORPORATION DOING BUSINESS UNDER MACC PHILIPPINES on 2022-10-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of City of Mandaluyong gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 56fec405bc…e2a357now …
- 2. Block Merkle root changedstored d7d3f214af…aa6c08now …
- 3. Block #4953 hash changedstored 3cd0329bba…5ff87enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 151 records. Each step hashes the current value together with the sibling shown.
- leaf 56fec405bcfd79ad00f0687051baa2c7f044071e445f22aac0019514c6e2a357
- 01 R 5aeb48ee46eeb67171dc59a48e52a768a73c3daec9c261d6ddd20aaf73ff52fc
- 02 R a8fab43ff7b8a4ccc9d748b348074faf3bca638dd9dd0f25ece00c56ce3d557b
- 03 L 7a3d57194fedbc2208d9516b0b66f2ab2074d23f3a29c8fcd8f1e595df1f1f77
- 04 L ba7cf27b97ea923268b9ad317a078c2a669db66304f79f44a1f42165ccac38cc
- 05 R 0872db96525dc00fb5d0a004bc81e2a8e2701e0f8e83ca8a2df3b494f4b034b5
- 06 L c27eda99eeb708506c32f4bdf65a7ada4ecdf6dee66ef4e11f7f0248e1ab2508
- 07 R 2acf4b5c23ba9650cfbf51b9cfa4fe179effbeeb4744cb7a38b8890899fbc1f8
- 08 R 782daa02e51dd7d72f9acf6d045a610ee59b5921e93b364b2905e372dc26d83e
- root d7d3f214af8edd126da892131421c683b877e954242f07fa4b7320353baa6c08