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 APARRI, CAGAYAN Award a ₱298.9K contract to OGL KONTRAKS CO.Municipalities
Transaction hash:
f9040d8330dec40fda3b9d4308a7de1399e6ae64472d29d37288a327f4bb8979
Status:
Included and unchanged
Block:
#3,253 2,760 blocks after it
Position in block:
Transaction 354 of 360
Award day:
Nov 22, 2017 (8 yrs 11 mo ago)
Value:
₱298,914.75
Project:
Tiling of Sidewalk at Rizal st. Centro 8
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 #3,253 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 APARRI, CAGAYAN awarded it to OGL KONTRAKS CO. on 2017-11-22.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 Aparri 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 f9040d8330…bb8979now …
- 2. Block Merkle root changedstored e50cefaf6a…545fc0now …
- 3. Block #3253 hash changedstored f4eed1c41a…8f27b5now …
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 359 records. Each step hashes the current value together with the sibling shown.
- leaf f9040d8330dec40fda3b9d4308a7de1399e6ae64472d29d37288a327f4bb8979
- 01 R fb7b831da6c5ebd50d6b6640b8712d44130b366e84f039c29b7d4cbe78ae7c2c
- 02 L b7bd14aa291f61203e41f6bcb37cc335984c8cd4862e02d1f2aa88e841d9ff34
- 03 R 021b768a7055c7a07c2a536b7fe7c92317766a5b474d0bfb518c9dbd8c67c939
- 04 R 925b47eddf82a77efa7e4954b47f7d6eea1168ed425dded2aca5c2918c10f353
- 05 R 90f910508940bc565677972601a68299f7a79ee0307b11db81c48674d946a6ca
- 06 L 75fafaa436469bbf46fe0ffa8e115e8360e9c4bf5976bf6eb607865909282026
- 07 L d809f010d6705a6248b9a8c662f107081a3911e799109b871a7db31e3e1e17c4
- 08 R 732843d5f3236a98db207fc16572bd81fadccb63ec7e2448b2cf6c699d01a237
- 09 L 547c188633f505c22969223894ca4e5bae69802a651ca0bc002b13db466ac9e9
- root e50cefaf6a5b0fa6331ebe7bc7483a9fdb07eaf969c7c6deaf097f1289545fc0