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
PROVINCE OF ZAMBALES Award a ₱989.4K contract to YUERS CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
f4cce8541f8fecc5bf888d4886b7eb27613de3099d687966cf47b103e00a1068
Status:
Included and unchanged
Block:
#5,381 632 blocks after it
Position in block:
Transaction 153 of 156
Award day:
Jan 8, 2024 (2 yrs 10 mo ago)
From:
Value:
₱989,440.19
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 #5,381 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)PROVINCE OF ZAMBALES awarded it to YUERS CONSTRUCTION AND SUPPLY on 2024-01-08.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 Zambales 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 f4cce8541f…0a1068now …
- 2. Block Merkle root changedstored d9cf154d6d…d3366fnow …
- 3. Block #5381 hash changedstored ec3036df66…0f4f30now …
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 155 records. Each step hashes the current value together with the sibling shown.
- leaf f4cce8541f8fecc5bf888d4886b7eb27613de3099d687966cf47b103e00a1068
- 01 L f16fb889307203f9731825f612766cb96f4e88ce1edf371865c90be07ffc1503
- 02 R 496d23cbdd810e3400eb503228f04a848287d56bf796e754754a10fe40099753
- 03 R cfbb46077b8f0e101e70312cdd07719b522db40ff0e2b24ef4d046ad17e0ca5b
- 04 L 374f5e467f11fd28aaa9903ea1f914cceb0e3c73704007f102e054a291345ecf
- 05 L 0a0b6fcadead2465356e236878204a08620ff7fa3e4a258ac87cde82ed4fd379
- 06 R 0062936cd47f129cd6d9cae2fe41b39c4b6b1d5140098123c3ffcce6fe8745b3
- 07 R e4df807fcea239cc50a620979f8775459c791f12d7264437a0bde8af36891535
- 08 L 69bfbe8bb84b710ff2304ebcea0e23562b52bd10f7675c49d15afd709aa63884
- root d9cf154d6d7c56012d8860480df17bb42010270019fd2b0986f8a2ae68d3366f