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 - ILOCOS NORTE 2ND D Award a ₱2.4M contract to ZEDIK BUILDERSNational agencies
Transaction hash:
a95f8c42831eda8f349e2e05897659d9d8f69e7f3709d753e8e9d6ff8c8795a4
Status:
Included and unchanged
Block:
#5,122 891 blocks after it
Position in block:
Transaction 278 of 425
Award day:
Apr 13, 2023 (3 yrs 7 mo ago)
Value:
₱2,425,500.00
Project:
23AB0027
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 #5,122 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 OO-1", 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 - ILOCOS NORTE 2ND D awarded it to ZEDIK BUILDERS on 2023-04-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23AB0027: 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 2023-06-05). 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 a95f8c4283…8795a4now …
- 2. Block Merkle root changedstored e36b9e354c…025527now …
- 3. Block #5122 hash changedstored 0c912a50d1…c1b8f6now …
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 424 records. Each step hashes the current value together with the sibling shown.
- leaf a95f8c42831eda8f349e2e05897659d9d8f69e7f3709d753e8e9d6ff8c8795a4
- 01 R aa398daf5a86bf8d0ebb2c3787bf9b52ab2f63bf7d623155838e829ece4c724e
- 02 L 3ecaa001d0152a5bc8cd50354877dad5345c344dde87677d86091c2d2700b441
- 03 L 15b9e286ae252b1030b8dc69f497c0229d78b5b646680ee0c8c22bf52e3eaacf
- 04 R ad76e87cc771842cbfe1c4aef9d6962d9732a8dbf9c98dbf1694d6cd66888387
- 05 L 9709733fe922b993b0146c7664ee6a94a8260d9503a4ec0ba0b574f8a32b6688
- 06 R 41652ca0b671a49488084d3d472af62e937347b095b868e8b74c03f7b8daf45b
- 07 R d820dbfc94ce354619f209ce986a1020b1c2df9646fbf440d81d983f0b799c66
- 08 R ee25eb8141408cb99f4a527651cacc703a2433dbd7e8805f461d3bc30405fc9b
- 09 L 8ac6868c72f3af4a930e6c82fa96b4c0d09574e5be911ae2d682e53bb2478f21
- root e36b9e354cf6425dc8d37a9e84165ebbdb69c7a416ac1c84b9b9d30547025527