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 - NEG. OCC. 1ST DEO Award a ₱19.1M contract to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
d12046fdad8eebea1c5692bb25e1c983183d2d2624fc5bd1329dc2bed1109b5b
Status:
Included and unchanged
Block:
#5,482 531 blocks after it
Position in block:
Transaction 312 of 394
Award day:
Apr 24, 2024 (2 yrs 6 mo ago)
Value:
₱19,084,577.25
Project:
24GK0187
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 #5,482 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 2024 OO-1", i.e. the FY2024 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 - NEG. OCC. 1ST DEO awarded it to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLY on 2024-04-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24GK0187: 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 2024-10-15). 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 d12046fdad…109b5bnow …
- 2. Block Merkle root changedstored bfcdbb528f…8ed6f3now …
- 3. Block #5482 hash changedstored 0a38f50895…47c2f9now …
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 393 records. Each step hashes the current value together with the sibling shown.
- leaf d12046fdad8eebea1c5692bb25e1c983183d2d2624fc5bd1329dc2bed1109b5b
- 01 R d1de91db6b94a49f7fcd869549b6103ae84d56b4bc4d56fd1a3fd47ff7c3064c
- 02 R dc99e3403c5b3f43f9fcbe54072e959eb6402de093ca8130f214d12d76c4f21d
- 03 R 6ab1d7df845f2a3a79b62e7eca93069d56bab7289541b9b731f56b77f2aada0b
- 04 L c6a6456228a82a23923553bfa36e0c90d9cd1297bb15576eed50e87bdc874d92
- 05 L e37ebf4ae267841c08926ee1608e930c2c9777d179b84f567104e1c808edb1c6
- 06 L 9c5ff04349e27b401937d26fbba1f434513e426bd480223114f280458b45d12c
- 07 R a735e47295490e21ae88bf1bf7b46e320c391dbd02c52c252fc8ef4dcadae860
- 08 R 51d3d8d3eb3a53711378b15bb012361a05a993f5625f51e8081c1139c07a043f
- 09 L be97ffb5276005f817e4952cabd999a6d70f7d94beb2acdda793f65accf98bf1
- root bfcdbb528fd7c101e6fd67e25de14f93ea8900736692f16c08b97949d58ed6f3