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 ORMOC, LEYTE Award a ₱411.3K contract to MELGAZO CONSTRUCTION AND SUPPLYCities
Transaction hash:
5bd1a0bc2e02c60f844fbb799c8bd2eef47f338bb8f7310c69aee649c2fa70b1
Status:
Included and unchanged
Block:
#4,814 1,199 blocks after it
Position in block:
Transaction 74 of 183
Award day:
May 31, 2022 (4 yrs 5 mo ago)
From:
Value:
₱411,311.30
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 #4,814 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 ORMOC, LEYTE awarded it to MELGAZO CONSTRUCTION AND SUPPLY on 2022-05-31.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 Ormoc City 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 5bd1a0bc2e…fa70b1now …
- 2. Block Merkle root changedstored 9309bcac70…0bbfc7now …
- 3. Block #4814 hash changedstored 0f589f3158…465ddfnow …
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 182 records. Each step hashes the current value together with the sibling shown.
- leaf 5bd1a0bc2e02c60f844fbb799c8bd2eef47f338bb8f7310c69aee649c2fa70b1
- 01 R 5d3b3a803b550502aa39cb17feaeef5ce60c94731a8f588639ef5f03f58fb4e0
- 02 L 4b3ee8baf2541268a41b4fc587fc30f721893b4e293fa5c88804cf88bc221921
- 03 R 851ee702f3a231a597f42c3097ad254a1babd6ef1e3993b22db68947b6ad71fc
- 04 L 44515b8d29ee3b33ad8eccecc84dce65dc8469e42d66bd7f56643e784f033223
- 05 R ce293380efa96cb0535615d282a94067269b65a69d8b08a6e9cfa1a135f3aaf0
- 06 R 05bc6875ac3f7d707cf34ed18f848aafb1dfe821fa91d1a4020e24ab467d5edd
- 07 L b6d149e38f60d95ae2423cec15cc966724461c7a6c8e8a608a8d753adc3d1ae8
- 08 R 3d020d89d3529a7278c46300200545a30cebd34d229662393d3bd3e9abf5fd3b
- root 9309bcac704c3159f966bac518d82d18c6e90d2c6255a1186ff0a6da440bbfc7