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 PARAÑAQUE Award a ₱1.1M contract to F.G.Q. CONSTRUCTIONCities
Transaction hash:
b16bbeae0f2d0db542b26dd0b01718d903c241322aa1924782ef9171b0b867ab
Status:
Included and unchanged
Block:
#2,475 3,538 blocks after it
Position in block:
Transaction 132 of 172
Award day:
Jul 28, 2015 (11 yrs 3 mo ago)
From:
Value:
₱1,128,257.30
Project:
Drainage System at Camella Ave. and Tulip St.
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 #2,475 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 PARAÑAQUE awarded it to F.G.Q. CONSTRUCTION on 2015-07-28.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 Parañaque 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 b16bbeae0f…b867abnow …
- 2. Block Merkle root changedstored 4d641b257b…e9bd21now …
- 3. Block #2475 hash changedstored f4c037d1ee…e8ef50now …
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 171 records. Each step hashes the current value together with the sibling shown.
- leaf b16bbeae0f2d0db542b26dd0b01718d903c241322aa1924782ef9171b0b867ab
- 01 R b2fc51ea6d522450c7cc808f0da3969050888a3af8174bee707dd4ebf4b75ae3
- 02 R b3f103c2ae332241cc9d83317826c8009cc4168eb32c4d861089d5c4464c4821
- 03 L 407cd205e1be227dd3ed31cea5324955ac14d628339df5739ec6f136141fb7a4
- 04 R 439120c0d6e9291b4e42e176e12a2bfd6e4ad02d8d7a6adefa9fc8572ab28d25
- 05 R 021aa3c84fbd230e4f69bc457e227469c91164bbdccdfd229dc6aa8e444ae832
- 06 R 2f6b29d937c043cc4819af4cb8faa8856c7f8a46efee82458b5f9370ed253e60
- 07 R af3fe1162f24b98cc7e777f8d064e09b71e50a8d3cb5aa4b8a20712fe890cadf
- 08 L e07da7780ec83b9a5982d8f9d0abf09641664b00e45b963758f45454e14511b3
- root 4d641b257b1b430fad0ce934810163b060d49ceca9b49604f8c4abd3f7e9bd21