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 - CAVITE 3RD DISTRIC Award a ₱4.8M contract to ALMAKAR BUILDERS & METAL WORKSNational agencies
Transaction hash:
b14ae7b2d6b583ca948690cfe0bda74bbf9f3df74a4f993c92125b7e197b756a
Status:
Included and unchanged
Block:
#4,515 1,498 blocks after it
Position in block:
Transaction 130 of 190
Award day:
Jul 22, 2021 (5 yrs 3 mo ago)
Value:
₱4,804,697.40
Project:
21DQ0108
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 #4,515 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 2021 LP", i.e. the FY2021 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 - CAVITE 3RD DISTRIC awarded it to ALMAKAR BUILDERS & METAL WORKS on 2021-07-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21DQ0108: 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 2022-01-17). 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 b14ae7b2d6…7b756anow …
- 2. Block Merkle root changedstored 7a370e1bfa…bcf15bnow …
- 3. Block #4515 hash changedstored 86fc3809d2…107a6anow …
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 189 records. Each step hashes the current value together with the sibling shown.
- leaf b14ae7b2d6b583ca948690cfe0bda74bbf9f3df74a4f993c92125b7e197b756a
- 01 R b2bff65d6bc110ec457332b0f1c3afd4ee1e228a7a2823011d9dfe2ef3287eff
- 02 L c09d7fc06c3a93a2c9c0239e179b1fcd800344d50e4bf7add09e41fd021dad34
- 03 R 4d9988830ba3d7ccfa1e0f063dbacdfc673df4dd81ee2df4c9239568303f0fb8
- 04 R c5029c6190a85c223ad10ff3bc7c7c0d4f0673c5e6b4d322704def84c32f57d5
- 05 R 8a2e9a72c56e515b6e331ffd20b07b97438e866dd6d3719145a183430883d02f
- 06 R e7f16f11ca72ed8258bd977246a198071abb143f7b9973fe96d10dfd94cac7d3
- 07 R a9c889e5be17bed92a64480a812a92b2ecf11d0c0ca63ea6791c2a9732a3f977
- 08 L dc5b43d2b8919249102b9ba4f1a557a95fd56ddd6a57a5ea970087310601bb06
- root 7a370e1bfad131b286e1e6d3a3464c8a04acf4075eb56e3cc5d23c75f0bcf15b