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 LAOAG, ILOCOS NORTE Award a ₱296.5K contract to CZMAC CONSTRUCTION SERVICESCities
Transaction hash:
f4d0e54c24e65eb50d1127cdfbe99878d193ea92e4509b5e31459d2f4c013499
Status:
Included and unchanged
Block:
#4,978 1,035 blocks after it
Position in block:
Transaction 258 of 270
Award day:
Nov 16, 2022 (3 yrs 11 mo ago)
Value:
₱296,500.00
Project:
Construction of Concrete Pavement
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 #4,978 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 LAOAG, ILOCOS NORTE awarded it to CZMAC CONSTRUCTION SERVICES on 2022-11-16.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 Laoag gave a "unmodified" 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 f4d0e54c24…013499now …
- 2. Block Merkle root changedstored 639a509e10…064606now …
- 3. Block #4978 hash changedstored a0ca9b8c09…702e9cnow …
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 269 records. Each step hashes the current value together with the sibling shown.
- leaf f4d0e54c24e65eb50d1127cdfbe99878d193ea92e4509b5e31459d2f4c013499
- 01 R f65195b1a6b3cb5218cc132f2b306973b8aee157f689495bed3a350411f79d56
- 02 L 9e436139bbba41424930f5301384ecd029f42fce965e235627f6b3cf69e0f636
- 03 R 9410b95ef8eb5e34daacd6415f8b86d1792531074ba49452c22a8bcff7e9bf4c
- 04 R ea53bb05fcca9947b6edfd8c71d0a9b48c9011e8663052cf690481e2f81fb8db
- 05 R 74dd1760e7546c4f9c16ce05ab47cd968b3229d888ff63513b794b8701016ded
- 06 R 68f82e4abc741954dc4c5b51a776b3b1acb0568f783de39e7aaf0fc8921b24df
- 07 R 763e47963a6aa5691428acf7a8a2e81d0da80ebbae34de9a369c990bf17de4d7
- 08 R d4077ccadc44bb96eb2c27211a68d72056bcde4e75fba1bfe58c02234092f133
- 09 L 5c88a68b28be3dcb8e352c5054e96f54f1390d101b18177447f0407c64e21794
- root 639a509e10ac474b64433a4e1fa319ccc1d186db2a74d390e51a045569064606