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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION VI Award a ₱14.8M contract to H.L.J. CONSTRUCTION & ENTERPRISESNational agencies
Transaction hash:
bb95073f5e928079a0dbaac6063974617cf93019e73334a54ed6f4fa738986cf
Status:
Included and unchanged
Block:
#2,655 3,358 blocks after it
Position in block:
Transaction 168 of 223
Award day:
Feb 3, 2016 (10 yrs 9 mo ago)
Value:
₱14,791,779.41
Project:
16G00033
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 #2,655 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)DPWH lists the funding source as "Regular Infra - Flood Control/Hydraulics/Drainage, Roads: Construction - PCCP". The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION VI awarded it to H.L.J. CONSTRUCTION & ENTERPRISES on 2016-02-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16G00033: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2016-11-25). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 bb95073f5e…8986cfnow …
- 2. Block Merkle root changedstored f72d99243b…d19353now …
- 3. Block #2655 hash changedstored 3067ee0aa4…40b046now …
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 222 records. Each step hashes the current value together with the sibling shown.
- leaf bb95073f5e928079a0dbaac6063974617cf93019e73334a54ed6f4fa738986cf
- 01 R bc050075edcf5ff0ef3a8c92ff57edc3ea1834e77e534b3f8bd44d0e997e7073
- 02 R f79127e5ad28afbbf9384c362e06c81de92f6036d6929e189090bb92ec66e645
- 03 R 9a571a92514f55184c6661a94035bb12730ec16b92723d9335b6edf5d5a917dd
- 04 L 9a21fccc704ee4680c327552ef9464d9b3ff6444b8fb0ff62c6f19306c817925
- 05 R 8485c269ff00e72dbc5f8a015557130154f7fd966cc8f54d383ccc1b5530d803
- 06 L 948948006fcd06f4016408bf4a024895492a1f07c9c092eb105f09ad3e905c50
- 07 R 9664a2360ffed3898565a33f44be1f51f4b282b86a7949d98713198fcce3d842
- 08 L b635a23d7adc6607445bd5fa47b0c012cf6b46fa2a460e51c386dc3832a7af69
- root f72d99243bb91555668fd343d9f82988eb723705974d1df48afc2c6bd3d19353