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 MARIVELES, BATAAN Award a ₱1.8M contract to AJA BUILDERSMunicipalities
Transaction hash:
263ba0fb204f2266e2c6bc7945abbb0a9a627c6b6abd80998e7cbf6b5b257eea
Status:
Included and unchanged
Block:
#5,435 578 blocks after it
Position in block:
Transaction 55 of 311
Award day:
Mar 6, 2024 (2 yrs 8 mo ago)
To:
Value:
₱1,796,897.56
Project:
RETAINING WALL
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 #5,435 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 MARIVELES, BATAAN awarded it to AJA BUILDERS on 2024-03-06.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 Mariveles 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 263ba0fb20…257eeanow …
- 2. Block Merkle root changedstored 11c4cb8723…9d643enow …
- 3. Block #5435 hash changedstored 21b89d73df…0e23afnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 310 records. Each step hashes the current value together with the sibling shown.
- leaf 263ba0fb204f2266e2c6bc7945abbb0a9a627c6b6abd80998e7cbf6b5b257eea
- 01 L 26054209251606efe6a7439353d237946071289a8a654bfc2967e5355916e682
- 02 L eee57bcf1703124d2f4028b6921fe1bfd6e0fbd1b1784ef2713fd6e239061550
- 03 L e4f0098868a81f32af5301b9e9fc3f6422d2e37ae7a10795276f07cfe540a673
- 04 R ef3266984d9bfadeca3349dd6b800a92ecb9c87941e749fbe5987180c744f07c
- 05 L 3130a43ae949c33958786587687a7b67250e636842efb8ba30cf8fbf5c5d9038
- 06 L 35e1f3d9d20bd7253f13af11f8dc16d5c293900c9fbccf9546e44e3222c49e49
- 07 R c0897228d5629c9d5cf09089fa747844164562b66521bc513f57c45112fbc541
- 08 R b1c25458f576bb37279b4b8f5c6393035a68cbbcdfb949fca4354c1a8eacf0e2
- 09 R 30efaa1c92534037728ab6e58a74c8d8195d1d9fef6bb592e310be37b61a8546
- root 11c4cb872392d88cc8f22b2472ed56e49807831956c52eb3243a2fdd299d643e