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 TABANGO, LEYTE Award a ₱374.4K contract to MAGA CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
f0463df4c191275ea5a1476c5533b03ebb51fabefab8bed5f95aeaf927b529d7
Status:
Included and unchanged
Block:
#2,815 3,198 blocks after it
Position in block:
Transaction 4 of 5
Award day:
Aug 7, 2016 (10 yrs 3 mo ago)
Value:
₱374,424.63
Project:
Construction of 2Units Palay Shed
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 #2,815 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 TABANGO, LEYTE awarded it to MAGA CONSTRUCTION AND SUPPLIES on 2016-08-07.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 Tabango 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 f0463df4c1…b529d7now …
- 2. Block Merkle root changedstored 9710be8c24…b1241fnow …
- 3. Block #2815 hash changedstored aa9929af29…a0fcf3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 4 records. Each step hashes the current value together with the sibling shown.
- leaf f0463df4c191275ea5a1476c5533b03ebb51fabefab8bed5f95aeaf927b529d7
- 01 R f0463df4c191275ea5a1476c5533b03ebb51fabefab8bed5f95aeaf927b529d7
- 02 R a117624c7f7e11d40daaa5932d347db36da57093427353ae4ff776898aa5c4a2
- 03 L 4f7870cf29d2318f492d264106a0acf9f0da4ee634e295407574e02834db4c44
- root 9710be8c2457b4826ef492b7cc7cf8e54c4735417cfe9aa71bbe7128f7b1241f