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 CANDELARIA, QUEZON Award a ₱1.7M contract to M.G. VILLAMIN CONSTRUCTIONMunicipalities
Transaction hash:
643aeddb8d053556aed830ef97001ab9df382b0153ee39cbc8aa0b260bc89ce3
Status:
Included and unchanged
Block:
#5,264 749 blocks after it
Position in block:
Transaction 112 of 305
Award day:
Sep 5, 2023 (3 yrs 2 mo ago)
Value:
₱1,727,864.00
Project:
UPGRADING OF ELECTRICAL SERVICE SYSTEM
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 #5,264 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 CANDELARIA, QUEZON awarded it to M.G. VILLAMIN CONSTRUCTION on 2023-09-05.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 Candelaria 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 643aeddb8d…c89ce3now …
- 2. Block Merkle root changedstored 03b82ee0d3…8817d8now …
- 3. Block #5264 hash changedstored ade8d41dd1…ad9f93now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 304 records. Each step hashes the current value together with the sibling shown.
- leaf 643aeddb8d053556aed830ef97001ab9df382b0153ee39cbc8aa0b260bc89ce3
- 01 R 64f875c91ebc826699002d982da26282fbbe7d0ee92cdae1549f6497d3b82fbb
- 02 R e311e964a33794bb0bfc7f2e7637b41ad25c13387b2fe77dc4597087bfaa2e7b
- 03 R 6577e07b5d89172b49d032ca0d6c7973063f900053fbc924b95e4989ba562fc2
- 04 R 00231c5fbf4b0dd42ce88cf7f8c646e2be450ce40390492d92a93dac707e1889
- 05 L d6b6697c1888f28ba6c9956175c8f03adc6bfe1eb9692171e9c63a9032314411
- 06 L a933c29f7885776f85e78fd02c495020fb63164eda153f2d761351c091511464
- 07 L c008de817e88294d9c31f089994c87c0dbf23e3a524153cdc5e4bd395337d232
- 08 R f16125b42723ea1b612d3f368394adebcde84ecdbf1722891b3878bbf7603079
- 09 R 997e5f03c656e408467232590ad56f043c44fcdb4758f9f4c50e2f0d3b12e2c2
- root 03b82ee0d353c3c56272ec05228fb675d68d77e746330b41d9e5daa1838817d8