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 ₱499.8K contract to MAGA CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
a37dad9f6e86f6b173c8fe7c7323a3daa06e457944894df2589d8660e327c7c1
Status:
Included and unchanged
Block:
#3,930 2,083 blocks after it
Position in block:
Transaction 124 of 184
Award day:
Nov 7, 2019 (7 yrs ago)
Value:
₱499,760.00
Project:
Installation of Street Light-
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 #3,930 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 2019-11-07.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 a37dad9f6e…27c7c1now …
- 2. Block Merkle root changedstored 55845a7b35…f25051now …
- 3. Block #3930 hash changedstored 08c261ee2e…848690now …
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 183 records. Each step hashes the current value together with the sibling shown.
- leaf a37dad9f6e86f6b173c8fe7c7323a3daa06e457944894df2589d8660e327c7c1
- 01 R a42c428ec4c30b370365a30d707066234fb719fd324d2bacd270f2fd28db2f4b
- 02 R 7b7b0f69f2430b4801fa1eecf266b3209d2d8ed4bb593e6fba938f3662e0378c
- 03 L 3add6d1527ace58da13bd0bbe5f411767ad84b33501004de45358d5f066c7749
- 04 L 934fa61af7c57ef98d9505693fb1e352ca276e871c8c73f18530957fecdb243b
- 05 L d4394eaeba93e6c94537fc7454b2c0a00f0b21d208d97cd9c93cd791f5c13bfc
- 06 L 49268d1997945b6712cb692cc2207eefe8ff6505642ab8906d1ce5a53ba1cf3c
- 07 L 44e459ea218740aa630aa53cbe9a297f854d28f238f592c8802de3a666e09b16
- 08 R a3967a0451e417ee79370fbdea3b5ad732dfc0cf802f5caad68882ec721cadc1
- root 55845a7b35cc601d14e9099d92478557cef99e24e1848c593696e751c3f25051