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 - LAGUNA II DEO Award a ₱9.7M contract to DATZLAV CONSTRUCTIONNational agencies
Transaction hash:
4d8ec51933eef360eaa5dc8cd9ea3bc08feb8876c8126b8b1ca70e9da5b5f8e3
Status:
Included and unchanged
Block:
#4,814 1,199 blocks after it
Position in block:
Transaction 60 of 183
Award day:
May 31, 2022 (4 yrs 5 mo ago)
Value:
₱9,682,235.00
Project:
22DI0086
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 #4,814 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)DPWH lists the funding source as "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 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 - LAGUNA II DEO awarded it to DATZLAV CONSTRUCTION on 2022-05-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DI0086: 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 2023-01-04). 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 4d8ec51933…b5f8e3now …
- 2. Block Merkle root changedstored 9309bcac70…0bbfc7now …
- 3. Block #4814 hash changedstored 0f589f3158…465ddfnow …
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 182 records. Each step hashes the current value together with the sibling shown.
- leaf 4d8ec51933eef360eaa5dc8cd9ea3bc08feb8876c8126b8b1ca70e9da5b5f8e3
- 01 R 4dfcc3c134294246a1dab2a5e8228692922cac2bfcfe6b57709d02a6f6e6a39b
- 02 R 427d9c3e4bc9c9218a9aaa213246f6ed8dfed334e5151c29003a3f75b3608463
- 03 L 9b74691865f6f39171fe7178544ed3c8be74211d8368b7ed6712cf186be04ce3
- 04 L 6b07ad6defa77d08ccda8af92a7fb331e0805be578a20b385be054a6bde1477f
- 05 L 148afe1d99ce7a17722e028e0e0e0e0edef33b422535830c3e0f776fd5dab1c6
- 06 L 056435ed6153e39f0f6283aa21ba4df9555245110cb69c42b6efae8481fe50a3
- 07 R 78558e2cd617db74e92b14ef8a1cb191d754894916f1e3a2c007e5c2bb552eb2
- 08 R 3d020d89d3529a7278c46300200545a30cebd34d229662393d3bd3e9abf5fd3b
- root 9309bcac704c3159f966bac518d82d18c6e90d2c6255a1186ff0a6da440bbfc7