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 CABUGAO, ILOCOS SUR Award a ₱2.5M contract to AMSTEK CONSTRUCTIONMunicipalities
Transaction hash:
6d7bcb6cedd4c8efb25934d20d9393941fc818e03b7f19fd24d0d619801ccff1
Status:
Included and unchanged
Block:
#4,685 1,328 blocks after it
Position in block:
Transaction 98 of 254
Award day:
Jan 10, 2022 (4 yrs 10 mo ago)
Value:
₱2,488,635.50
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 #4,685 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 CABUGAO, ILOCOS SUR awarded it to AMSTEK CONSTRUCTION on 2022-01-10.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 Cabugao 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 6d7bcb6ced…1ccff1now …
- 2. Block Merkle root changedstored b61a6edb60…87596enow …
- 3. Block #4685 hash changedstored 398150bd7a…9375c7now …
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 253 records. Each step hashes the current value together with the sibling shown.
- leaf 6d7bcb6cedd4c8efb25934d20d9393941fc818e03b7f19fd24d0d619801ccff1
- 01 R 6e8f231a10933254d104f116c97774e48ae4e90339242c29dff850a220abde35
- 02 L 3a919cc284e1bbe18716c9e2d86b357486acf746ed604eb598d26af40959fc53
- 03 R cdc5ca4632cf3a57ee20837376ca110a4cca81ab1114b7679a8c050cd6891422
- 04 R db49365c1ed170c8d3a1d33498e889d20e2bb4f32a5d802c18f6445ecc866687
- 05 R 31c83b2178434e82eb8f49528e00973f9599f149fcba84b1762fba5d89ada8e7
- 06 L eb352f91657a36b7f2a443effc9f7b555f3b834b4994ead2e94a74a57fde466d
- 07 L d21aa8ec032f13bcd67bf798ab57813a349885711bd93109611a82fb1eddca35
- 08 R 1d9fa4ed14b6ea6410c0982480bd386c5e5c8c943fcf8075063fd02567bdb061
- root b61a6edb607532b32ba081f79d4642a9a018cdae4ccfbb9fc990f3933687596e