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 - DINAGAT ISLANDS DI Award a ₱4.9M contract to HEAVY JOHN ENGINEERING CONSULTANCYNational agencies
Transaction hash:
c13e33244d2e793fb926ad230056fbd6bf8f4bbbcb2226945253b63ddbbf2d9f
Status:
Included and unchanged
Block:
#5,812 201 blocks after it
Position in block:
Transaction 988 of 1,376
Award day:
Mar 26, 2025 (1 yr 7 mo ago)
Value:
₱4,890,400.00
Project:
25NE0010
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 #5,812 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 - GAA 2025 SSP", i.e. the FY2025 GAA. 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 - DINAGAT ISLANDS DI awarded it to HEAVY JOHN ENGINEERING CONSULTANCY on 2025-03-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25NE0010: 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 2025-11-17). 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 c13e33244d…bf2d9fnow …
- 2. Block Merkle root changedstored 826d57e981…f5a1fdnow …
- 3. Block #5812 hash changedstored c3af4c89f9…8b611bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,375 records. Each step hashes the current value together with the sibling shown.
- leaf c13e33244d2e793fb926ad230056fbd6bf8f4bbbcb2226945253b63ddbbf2d9f
- 01 R c159d70e902365e5226805d63b92826a89838570730995eb2d890934dddf2f4c
- 02 R bd46a554e74972b7e96d524bf66064c6ee7c0e974bad80f07239bd1d3f211089
- 03 L 3dc25d46d82e8491400135cf1018eeb3f01327d1d3063de054ea2e7b9ebaf40b
- 04 L 4031008e63620e038f9d1c24ff9a04a73ef19b7ad50ca1f88e9680d2ac60a6b2
- 05 L c4cefa1e2a3728965896180ea16a442d183f016a77f1e055a5c19a3ab8e0a074
- 06 R ea95fa077aa6d9b8d8f747dc0acd90a44965cb7c9ddbf9cf2e65811baf796810
- 07 L d2c0cf9a8312384e2edf09de40ae9828c2d07e45d95527ff21eba5dfbac7a3d3
- 08 L b5db3be3b5e1e88ed278c76d728f20d908b9e89cd936cb32882f9fd8faa45720
- 09 L c8fd0498af3ba61ec3c446f45aeac45a8795f72e84c02614a51dff3f34371a55
- 10 L e1175ccd649255087096c7c42098b7775ce88d8a66b7e928c253769f246f550e
- 11 R 4d35a1f3e3f031846bc86d8addc31223950dc05559140a8d8095a8d578ed57eb
- root 826d57e98128d5f582135baa887df2bf20ad5c3407f984661dd09ea7c2f5a1fd