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 - QUEZON 1ST ED Award a ₱4.7M contract to YULA CONSTRUCTIONNational agencies
Transaction hash:
acc4b791664512fa48e58d38b588f3c07a6a384ce9105cccb1cce0a4533a2db0
Status:
Included and unchanged
Block:
#3,963 2,050 blocks after it
Position in block:
Transaction 153 of 251
Award day:
Dec 12, 2019 (6 yrs 11 mo ago)
Value:
₱4,726,640.67
Project:
19DK0190
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 #3,963 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 "Outside Infra - GAA 2019 DA FMR", i.e. the FY2019 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 - QUEZON 1ST ED awarded it to YULA CONSTRUCTION on 2019-12-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DK0190: 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 2020-06-16). 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 acc4b79166…3a2db0now …
- 2. Block Merkle root changedstored 5ce57d373a…a88fe8now …
- 3. Block #3963 hash changedstored 4c24eb5df4…8cc069now …
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 250 records. Each step hashes the current value together with the sibling shown.
- leaf acc4b791664512fa48e58d38b588f3c07a6a384ce9105cccb1cce0a4533a2db0
- 01 L ac5a26a1cb56cc02af246298ca343019254afec9633c65d3862aff0d3967a97e
- 02 R 21d97a8abc9e9e09d0640da2f90cbc75f628ec756f715f9c5023e822db9163dd
- 03 R c0695345f3e5f8f4bcb1a35110f8736c691d68194a7b2d220746c8c1dae1e960
- 04 L 90f77338adda0d8f6a326c8a48d4f0eba1edd389d5caabfdb6c0a4e535daae24
- 05 L 35c617dce9c920872104469489498b1284545611b18a1c6efbb3e94547b9b804
- 06 R 0afb2bb9eee918bee355f637d6bc06ce8168128914ef70e756f1b2dee3450f89
- 07 R 4d67c06f1acef6428906770cd19c5ee0eb69430d98fa68b9205e0e646039a25b
- 08 L 274487f4fff17c32fb88087887cade3cca506207e6c5238dcfef12fb5f2d09d5
- root 5ce57d373af4fbc44dd725a84fd82593ac5afcf231ae08d466390632cda88fe8