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 IX Award a ₱69.1M contract to ZHEREB CONSTRUCTIONNational agencies
Transaction hash:
fbfc50df55cfc1b5260f54b723eb0274dd58f0e58833d2358f90ec98e2dd9604
Status:
Included and unchanged
Block:
#5,141 872 blocks after it
Position in block:
Transaction 397 of 405
Award day:
May 2, 2023 (3 yrs 6 mo ago)
Value:
₱69,145,853.28
Project:
23J00195
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 #5,141 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 2023 CSSP", i.e. the FY2023 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 - REGION IX awarded it to ZHEREB CONSTRUCTION on 2023-05-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23J00195: 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 2023-11-26). 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 fbfc50df55…dd9604now …
- 2. Block Merkle root changedstored 1a40c72872…eb0922now …
- 3. Block #5141 hash changedstored 85d48bb91b…79331enow …
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 404 records. Each step hashes the current value together with the sibling shown.
- leaf fbfc50df55cfc1b5260f54b723eb0274dd58f0e58833d2358f90ec98e2dd9604
- 01 L fb61b3d1fa5f126ba54046c5a911c2f6313684389513fabb3413c1296f40737e
- 02 R 0e80434002377f385a776cfe219cfa3f0d34287ed3552566a3962549a367e974
- 03 L 0da894f5ebb59fda11e9cc7582a0f41d49aff3158da3f79331802b990e67d9dd
- 04 L b490e52d2f56c33e5781a1bf9dbffd862c3855559e2ce96b8ea3a4b851fb3e18
- 05 R d02fd3c1f46f076d987d8a0703baf1a42784a5641c348ec08ac171f9ed6f0c47
- 06 R 4f43363649ba3da9b9e0970d6a9d573f91cf64377f5387eca353c2e56a999dbd
- 07 R 3e56d5b5e94c34b794dd9f7f2cfc7cb14f902ac03aa2f057aa63dcc7ffe90a51
- 08 L d30426a419290f3c7708c6b6d3a6c87fc99320fc6d00c7be714fef166d8fb685
- 09 L e3bf8411c301e1913d367b42c19342442d6cc0592b10872be426d29dde51394d
- root 1a40c7287214492b6ad15b739b24aec279ce74aab8dd7dd8f63c394114eb0922