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 - LANAO DEL NORTE 1S Award a ₱10.6M contract to AL-MODHEL CONSTRUCTION AND ENGINEERING SERVICESNational agencies
Transaction hash:
532c893fc6eb14bd8161f1f2488204afa04d402679cb7d94024cc13a48792da2
Status:
Included and unchanged
Block:
#4,190 1,823 blocks after it
Position in block:
Transaction 58 of 175
Award day:
Aug 12, 2020 (6 yrs 3 mo ago)
Value:
₱10,607,239.28
Project:
20KG0064
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 #4,190 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 2020 DepEd BEFF", 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 - LANAO DEL NORTE 1S awarded it to AL-MODHEL CONSTRUCTION AND ENGINEERING SERVICES on 2020-08-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20KG0064: 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 2020-12-07). 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 532c893fc6…792da2now …
- 2. Block Merkle root changedstored b4b48319eb…1f4fdfnow …
- 3. Block #4190 hash changedstored 87fb28dfdc…3c4bc0now …
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 174 records. Each step hashes the current value together with the sibling shown.
- leaf 532c893fc6eb14bd8161f1f2488204afa04d402679cb7d94024cc13a48792da2
- 01 R 542c63f2f2907e7b65db278bc366ceaaca8fa60de5b5a56ca6ef6a8e095c51bd
- 02 L 6aacbad57614b66a4c19d4d331373d1ec9b927467e0944c21fda6ab5fb386a25
- 03 R e30ae4288a3120137a862c449730de4872bb0734706522589b56f7c7fbd91eb7
- 04 L 1af5d9df72966eb153d0add5baf26a11272cd7ff2b7f0e45711123518ea183ca
- 05 L a3406830ca8ecca1897bfab77d393b2298ad03fb0d4157cee3e737a0cde344b3
- 06 L 96aabd1c5a38fea285dbdc823c078cd05accd3f47daa72d14941877e48728e3e
- 07 R 775a273afbd2db2909944c4f87e429caab4af52ffcfe17b57e3ecd7f151081c2
- 08 R 8d1b72b5447f8ff882f3989fc42e8f910d0965d37045a880cc5d938974ad7669
- root b4b48319ebc0d611a1627e52c45c934af14bf73a1d39ac222264e278ac1f4fdf