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 LIGAO, ALBAY Award a ₱2.8M contract to BRIX CONSTRUCTION AND SUPPLYCities
Transaction hash:
490a7702941ba1a72d60ea34fb082b19b62c49ff80a741b2a264bbf78aebf4dc
Status:
Included and unchanged
Block:
#4,133 1,880 blocks after it
Position in block:
Transaction 49 of 209
Award day:
Jun 15, 2020 (6 yrs 4 mo ago)
From:
Value:
₱2,825,430.03
Project:
Construction Project
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 #4,133 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 LIGAO, ALBAY awarded it to BRIX CONSTRUCTION AND SUPPLY on 2020-06-15.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 Ligao 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 490a770294…ebf4dcnow …
- 2. Block Merkle root changedstored 2fbe8f3477…3d579dnow …
- 3. Block #4133 hash changedstored 0e3ffaef4f…4f1b1cnow …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf 490a7702941ba1a72d60ea34fb082b19b62c49ff80a741b2a264bbf78aebf4dc
- 01 L 476f08644faf6178ad19fcc4eb53f57f59d352ecf3668f8afd621a6a23c6e02c
- 02 R ecb4932fdabb894f44fd0aa3b5ea6a2c6bb3c70f3b9716f715407f3d6be5fa1e
- 03 R 958c25ea89161f0c5be8fcf50f95d932e851f1199a1373c230b95f7f73d08b67
- 04 R cc290038de012bf4ae27235ab47468b7e34fe60bacd6967564e243342e732b90
- 05 L 80a317807c7dbbc64148a2f225a993a4b08fd01e60003b89b3da7157b3b21014
- 06 L 995b5047dceb90c442482a9a96850e12208b3daf06588e729ef559bdda1ffe20
- 07 R ac7e82dcf79c0d861fb4bb0c622b9d5f82a102d2584cc44ad3451336e505f9d4
- 08 R 008efab938c0995aaaf3feb6695dc6d5600ac70ea90a0c4db0f5139641b5287b
- root 2fbe8f3477d745c2a2379576bdbd11ace558deda48c0e7e0876052cc7e3d579d