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 - BULACAN 1ST DEO Award a ₱92.9M contract to SYMS CONSTRUCTION TRADINGNational agencies
Transaction hash:
cb5c2ddc8a6429e707e87a2824ade3227345f5a6823d29d45068ef5f0c77a968
Status:
Included and unchanged
Block:
#5,814 199 blocks after it
Position in block:
Transaction 122 of 152
Award day:
Mar 28, 2025 (1 yr 7 mo ago)
Value:
₱92,868,134.74
Project:
25CC0299 - Construction of Flood Control Structure
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 #5,814 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO awarded it to SYMS CONSTRUCTION TRADING on 2025-03-28.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 cb5c2ddc8a…77a968now …
- 2. Block Merkle root changedstored 4fdd31d36b…9d700fnow …
- 3. Block #5814 hash changedstored a5f61f1d4b…949667now …
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 151 records. Each step hashes the current value together with the sibling shown.
- leaf cb5c2ddc8a6429e707e87a2824ade3227345f5a6823d29d45068ef5f0c77a968
- 01 R cf5a910ae304e0d72ecfdeef9e44f8c67cc59917ef165624cc5c397018075622
- 02 L 54c77346394926baa6a8db1a3d1b17022c205d371bffcdac5629b31f14f71fe1
- 03 R 3dbf0999b19782b9ca6c50cba2f6fa40ac18b0655c5a52389880240936fb54e3
- 04 L 019fc5cf84a3c8e94da6ed58dfa19609c400433f709d56b7a4384ecdb39da039
- 05 L 9491a350013b5fa010ae9d2db979f480444e82da20416159952275726e60b7be
- 06 L 09c2fb46988e89a5219ecad256b99b08344cf7103b55fc7376c2caa9a47582e5
- 07 L 24e6074d80738b0d65a3a661977c7557243dc2fe95cb31790585907d0a372fe9
- 08 R 449fe204a223a636b1746f1d5c4d00ceaed72ce60c0fabd300bc2a83b328ffbf
- root 4fdd31d36b018554a117f12d359c63003b66eed6b1edbf95c6949e5eee9d700f