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
CITY OF SILAY, NEGROS OCCIDENTAL Award a ₱1.5M contract to MICRO-ASIA BUILDERS CORPORATIONCities
Transaction hash:
326ec843da616ec2fbb4cb7cb9830367f0bb6037cddf7a402996c038de7470bb
Status:
Included and unchanged
Block:
#831 5,182 blocks after it
Position in block:
Transaction 17 of 131
Award day:
Mar 25, 2010 (16 yrs 7 mo ago)
Value:
₱1,480,028.93
Project:
CONSTRUCTION PROJECTS
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 #831 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)CITY OF SILAY, NEGROS OCCIDENTAL awarded it to MICRO-ASIA BUILDERS CORPORATION on 2010-03-25.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 Silay 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 326ec843da…7470bbnow …
- 2. Block Merkle root changedstored d41a50afb7…3593a8now …
- 3. Block #831 hash changedstored 37ada61404…319d50now …
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 130 records. Each step hashes the current value together with the sibling shown.
- leaf 326ec843da616ec2fbb4cb7cb9830367f0bb6037cddf7a402996c038de7470bb
- 01 L 3164063916ba63556542bfb84a69b56d1bb0f7fbd7db4f3ca980324f1ed8f665
- 02 R 0d61e0325a9631366b194ab207df05b927dcf597dddd26b3af9f5dffa57433ee
- 03 R 6576ad360b890a02568ad52b7adb81edc766623723e88505ddd84799bc56cfc6
- 04 R 5aba377b74c957d83d798a5292897b5640eb6aefb18e56a4c7f5fd95064f407d
- 05 L 74be8cb2fd27fa40753842b3e0c4a75921345255370e28964136b7e7f4944beb
- 06 R c1fd373a6c8779efadc71ee2ff776daa40d3727f077918abbce30f66f78758d3
- 07 R f8538cb64f4a3e97931999af4f1228316701846d0995d9bf0db54078ba3aaf59
- 08 R 86ef1e0a9e36c65c1eed054f6d82a36ff9f42310f9b5920460a3acb518c03313
- root d41a50afb76db0b12b3fdeb7c01e7de848e165be785ea8de7a6fd19d8f3593a8