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 - AKLAN DEO Award a ₱18.3M contract to EC STRUCTURAL COMPOSITES, INC.National agencies
Transaction hash:
b71094a1cedefb2ba66cdeb6f56f05a159733152eacaebdb98bf35a2ae76f823
Status:
Included and unchanged
Block:
#4,150 1,863 blocks after it
Position in block:
Transaction 73 of 111
Award day:
Jul 2, 2020 (6 yrs 4 mo ago)
Value:
₱18,251,520.00
Project:
Rehabilitation/Majot Repair of Balete Bridge
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 #4,150 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 2020 OO-1", i.e. the FY2020 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 - AKLAN DEO awarded it to EC STRUCTURAL COMPOSITES, INC. on 2020-07-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20GA0010: 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 2021-10-22). 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 b71094a1ce…76f823now …
- 2. Block Merkle root changedstored 887b5b3d41…9dd529now …
- 3. Block #4150 hash changedstored 8865d6feaf…2520cfnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 110 records. Each step hashes the current value together with the sibling shown.
- leaf b71094a1cedefb2ba66cdeb6f56f05a159733152eacaebdb98bf35a2ae76f823
- 01 L b4a99cd974b575e2951445409abc2b1eff534faace3482187917fbfa480b67e2
- 02 R 2f49aa94524c0ec3103dc3b13652d34457c7a124dcc157fb3eecf25fb9e9e442
- 03 R 0667cefb2eacf20ea9262224b64c63b5edac29a769e0537a84ed20e855337d14
- 04 L 814bda4df761e5bce207a023c7168dd62be2072cb68ff16f343d644f5fa2871c
- 05 R 15865072d767600dcfa5d2ffdb631827846800866d08891700a893c22aef42e2
- 06 R 992ea75246d9d4d96f81729b701fbff0daeef553f7e6edbce1175e8771b40cbf
- 07 L 11c56f0ba2ec8f5fcf85a611af49b38c3d90e738d1150cc0421a3d4290b65f31
- root 887b5b3d410349b5d8080357be033b46174e6c72e91ac30c3dc6fd81e19dd529