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
PROVINCE OF DINAGAT ISLANDS Award a ₱5.0M contract to JB LAZAN CONSTRUCTION AND SUPPLY INC.Provinces
Transaction hash:
1ab2e033e54a98802d13fcd6134459b4626193b929fcdca33f6faaf2cf9cc1c5
Status:
Included and unchanged
Block:
#3,719 2,294 blocks after it
Position in block:
Transaction 50 of 577
Award day:
Mar 26, 2019 (7 yrs 7 mo ago)
Value:
₱4,996,938.94
Project:
INFRA 2019-11
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 #3,719 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)PROVINCE OF DINAGAT ISLANDS awarded it to JB LAZAN CONSTRUCTION AND SUPPLY INC. on 2019-03-26.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 Dinagat Islands 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 1ab2e033e5…9cc1c5now …
- 2. Block Merkle root changedstored a163ab37f8…95b5cenow …
- 3. Block #3719 hash changedstored 62633b59e5…e18489now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 576 records. Each step hashes the current value together with the sibling shown.
- leaf 1ab2e033e54a98802d13fcd6134459b4626193b929fcdca33f6faaf2cf9cc1c5
- 01 R 1b7086bf5421303823a81a5b24d9d5d3edeb9b0c608b00c85f5c27c123bd32fb
- 02 L cf3e7f77e897e9eef47af19f5828161f5be41213ce5f07239415d3164c724c12
- 03 R 4dd563088aecb734c3e159a65c46ddf09e9b4f20453364641b4fb84440d1724b
- 04 R ebf4ca3c8dd3a6acb3ef34c3d832fb36dc17b360766c571b94660e35609a6162
- 05 L a30e99be283bfd416093a216126be26f9aebdc44a6083486616f2312d38f1617
- 06 L 0b6a09aa65cbd2ff165731a8306cc42f0388cca2e874c1c4a522242b5fa1211d
- 07 R 22b4f7f55ce199ebcbe24cbd85b75904865ed7c3d6a4860d90d64884073fdc09
- 08 R 35a97456932149fde55390a3cb4f3d1479fbd12b1da360e60080d732a1b9412a
- 09 R aeb50d853118694ae2a2ee5cc08974f260f81f28e74578a9f2ae1a35250ba960
- 10 R 761979525130d35e035bb57f0419afbbd9479d6dadd47bcfd13fba4f5b3c5c8f
- root a163ab37f8b61a4db08f71045129297749e53610032646ed937cd46c1795b5ce