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
MUNICIPALITY OF MACO, COMPOSTELA VALLEY Award a ₱199.7K contract to NTDC ENGINEERING CONSTRUCTIONMunicipalities
Transaction hash:
6fd05ee0bf6b24938b520ab5815e7983cfd4fd1b6ec01bab502951848645ed2f
Status:
Included and unchanged
Block:
#4,786 1,227 blocks after it
Position in block:
Transaction 6 of 15
Award day:
Apr 27, 2022 (4 yrs 6 mo ago)
Value:
₱199,653.90
Project:
Repair & Maintenance of public market building (Materials & Labor) at Public Market, Poblacion, Maco, Davao de Oro
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 #4,786 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)The award does not say which budget line pays for it.Not published
- 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)MUNICIPALITY OF MACO, COMPOSTELA VALLEY awarded it to NTDC ENGINEERING CONSTRUCTION on 2022-04-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Maco gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 6fd05ee0bf…45ed2fnow …
- 2. Block Merkle root changedstored fc3e2c96e4…8572bfnow …
- 3. Block #4786 hash changedstored c0c0370d2e…2e58c0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 14 records. Each step hashes the current value together with the sibling shown.
- leaf 6fd05ee0bf6b24938b520ab5815e7983cfd4fd1b6ec01bab502951848645ed2f
- 01 R 74b3579734d3510050a6be7a717272153c03dd69c479c9f6014150ff293b22ef
- 02 L 4e70e55485c62440f7e86a7e55ef513c6d41f0804da89d2d6992149055880d93
- 03 L f79cc7b698272651fd4f1115ded26de849f52177f34bb9486890cae754a345fd
- 04 R 00154fef3ea5b6d98a8ba528af12d992d1cc5e7ec1b69b22135d97f32c4cfb1e
- root fc3e2c96e4b125025075470af04380080849d24f0bd750daea0c4efa368572bf