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
MUNICIPALITY OF LUBAO, PAMPANGA Award a ₱480.9K contract to MAM CONSTRUCTION AND TRADINGMunicipalities
Transaction hash:
d8afba3fdd5d63f41ee6ed658501badc137e1399c9846f9ef3893c5532091e6c
Status:
Included and unchanged
Block:
#3,551 2,462 blocks after it
Position in block:
Transaction 141 of 176
Award day:
Oct 3, 2018 (8 yrs 1 mo ago)
Value:
₱480,867.31
Project:
UPGRADING OF COVERED COURT LUBAO CENTRAL ELEM. S
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 #3,551 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)MUNICIPALITY OF LUBAO, PAMPANGA awarded it to MAM CONSTRUCTION AND TRADING on 2018-10-03.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 Lubao gave a "qualified" 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 d8afba3fdd…091e6cnow …
- 2. Block Merkle root changedstored 6b03e1bf1a…f0e535now …
- 3. Block #3551 hash changedstored ceea6697c1…cf9c74now …
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 175 records. Each step hashes the current value together with the sibling shown.
- leaf d8afba3fdd5d63f41ee6ed658501badc137e1399c9846f9ef3893c5532091e6c
- 01 L d62168536f9b23f88680b167f0cdc6f844bac6181943ccc464708e88f3e15027
- 02 R b516a44d1c5c0eed7f48f22d5ca0c55effe02dcd243a1250632ad87f9a39e8cc
- 03 L 6ad70cab3d2759e57d102c95c986cdd8afd3b1c2f47d0075b67e16ef79c53962
- 04 L 6ed6fca9f5abbc549540212fae07ad7d3cdcd97c6568a3ab993e2118bdcfb0a5
- 05 R 0f4b6d1cbc7a39c3c16fb686caaae4d0a60fa73b40c23e173818ecc2dc248142
- 06 R 48d2ef0ff96c6767d8dce395460ec36c28a94ce3a481b96bcff0192283cfde6f
- 07 R b6ef81e94afe988a3c3254ebd4ccc34a3984f3bb594cbef1f20a5ae3c4e5d456
- 08 L ac34c88647780bc6555345d4d2f97b50386619371d28ad269d51dc1d230d4d1b
- root 6b03e1bf1a69a0e74f4c62c02b13bbafbfc39854893097caa33f7962bdf0e535