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 CERVANTES, ILOCOS SUR Award a ₱902.8K contract to EPL ARCHITECTS & BUILDERSMunicipalities
Transaction hash:
00052bbd9d4fae877cbea89bfc81647bc6db7d0919d5832467ed1e594d976d3f
Status:
Included and unchanged
Block:
#1,529 4,484 blocks after it
Position in block:
Transaction 0 of 34
Award day:
Aug 9, 2012 (14 yrs 3 mo ago)
Value:
₱902,819.89
Project:
Procurement for the Repair / Renovation of Municipal Building
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 #1,529 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 CERVANTES, ILOCOS SUR awarded it to EPL ARCHITECTS & BUILDERS on 2012-08-09.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 Cervantes 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 00052bbd9d…976d3fnow …
- 2. Block Merkle root changedstored de30d261e1…5dea10now …
- 3. Block #1529 hash changedstored f0fa513e01…5153efnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 33 records. Each step hashes the current value together with the sibling shown.
- leaf 00052bbd9d4fae877cbea89bfc81647bc6db7d0919d5832467ed1e594d976d3f
- 01 R 02947f91faea51c910444644ab7d4a32c1d4bd45f3fe1fdde4489593f6d39174
- 02 R aa42e419e1f4184e568971304d1be8bd4cfffada3527835bdd29413d68839380
- 03 R a2bebc154462e049ed03e8ebfb81208cd1a317799eb75e0087f235d5557fa71d
- 04 R ce19715084b1451f4e33c02ca1ecb79d0121c43737ee2fea0ecbf8f07b3935ec
- 05 R 0c0c10287f5eb372bfae57d93a2040618745a94eb3e7a22c2bd8bbe25e369d81
- 06 R b6b4c29c35035622719a135ffbe98675b4b23b8fd7c481f2b237ae0c0ed60869
- root de30d261e186504ad3d59fae5e7a020cfa747f4ba91e549a832c6ccdd95dea10