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 CALACA, BATANGAS Award a ₱1.2M contract to JUBEN CONSTRUCTIONMunicipalities
Transaction hash:
ca096b2bfbc296c875ddc53c792a9a4647986e65b18d28ef158574f7235af57e
Status:
Included and unchanged
Block:
#3,031 2,982 blocks after it
Position in block:
Transaction 196 of 241
Award day:
Mar 29, 2017 (9 yrs 7 mo ago)
Value:
₱1,247,600.68
Project:
Civil Works
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 #3,031 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 CALACA, BATANGAS awarded it to JUBEN CONSTRUCTION on 2017-03-29.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 City of Calaca 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 ca096b2bfb…5af57enow …
- 2. Block Merkle root changedstored 22c92cfbdd…f380b8now …
- 3. Block #3031 hash changedstored daaa37bc2c…b458benow …
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 240 records. Each step hashes the current value together with the sibling shown.
- leaf ca096b2bfbc296c875ddc53c792a9a4647986e65b18d28ef158574f7235af57e
- 01 R ca119be763c924792068cec0bb9ab146fdc6ea08de899695c4da430cc9d5469e
- 02 R 2459ff5fef4b19fe1906633c96b528474bce58dafc80aa2a61719f90cc1394ba
- 03 L 6930e85e2dee4ec74a2268922ab771c5ff01a0e2a9aafd6ced72f1c155ad52e3
- 04 R 9f52b9d192f9447ad9415ef472cb5516a3e0d3b1d3ae9ec3b35f505d2d16dc95
- 05 R 839ce8f815fbd0f33a89e8602603391bf9da9ff5f71eea8d4e27b44fb488e99f
- 06 R d1665fa88dd3ceaa5e5e9afa67b98f69f18a362538644fae44bc80cf04599d9e
- 07 L 7403e74dd90c32f5a4c7a5995c7dc1bdbcf3f12498ee6f293663aac06746c71c
- 08 L bfcfb6605a7e055b0233410611d66924fe38dfda542a038ff84f38c71ae07c8b
- root 22c92cfbdde0238c832f5cb04acd71978e0a11711e7bc07a37254e42a2f380b8