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
MUNICIPALITY OF GUMACA, QUEZON Award a ₱314.5K contract to ADAD ENGINEERING SERVICES AND SUPPLYMunicipalities
Transaction hash:
a61a7edb3c255cf6ced9fbca6934bb430f96302f3af9761fe4ef44a514a79873
Status:
Included and unchanged
Block:
#2,779 3,234 blocks after it
Position in block:
Transaction 150 of 216
Award day:
Jun 30, 2016 (10 yrs 4 mo ago)
Value:
₱314,514.61
Project:
Barangay RoadV.Tejero,Mabini, Gumaca, Quezon
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 #2,779 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)MUNICIPALITY OF GUMACA, QUEZON awarded it to ADAD ENGINEERING SERVICES AND SUPPLY on 2016-06-30.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 Gumaca 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 a61a7edb3c…a79873now …
- 2. Block Merkle root changedstored 23abc5f115…4150bfnow …
- 3. Block #2779 hash changedstored 72656bbd46…c7b136now …
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 215 records. Each step hashes the current value together with the sibling shown.
- leaf a61a7edb3c255cf6ced9fbca6934bb430f96302f3af9761fe4ef44a514a79873
- 01 R a65cac10b24b4c4a08cf5c318a60a7f17e7e06a79722a6ad3105f6beec645e93
- 02 L 04a7e512a556efb70ee691ff434d3806ebfec1d28e8f75bc822460c9a9a075a5
- 03 L 4b7288f3fd90ecce80e74aa6da65def63e532f2d2a54968ba7bc27a2b54bdf5e
- 04 R ccf5e82598e588ab8672cf7ad812b77ecad8f20d9b1de903c0f88f40088b37ad
- 05 L 5bde38d96311030770ff236c422e754238e41228bd8098d4458a1f3a1b7f08ef
- 06 R 24b643ac6b08b640393358c7a90269750bd7bf0a91575b7ad49551c9551754a7
- 07 R 8d6b535e3462c2cf9d259e1f155de9e6b3ac2de5949e853792401bb4ae4f4bd5
- 08 L 287b88fbe3d5007019756113d0781932dedfcedd28fbc4fca636cac08402b8b0
- root 23abc5f11522544cb525b1a878148b957940ecc6ec998f77d26c52c0fe4150bf