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 SANTIAGO, ILOCOS SUR Award a ₱7.5M contract to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
810ac31f4487dc138409ec05f1ff8eb7f547649f697b8e3b4ea55f7fcf0fa39a
Status:
Included and unchanged
Block:
#5,230 783 blocks after it
Position in block:
Transaction 113 of 227
Award day:
Aug 1, 2023 (3 yrs 3 mo ago)
Value:
₱7,482,600.35
Project:
Landscaping of Fish Sanctuary and Painting of Bar
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 #5,230 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 SANTIAGO, ILOCOS SUR awarded it to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIES on 2023-08-01.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 Santiago gave a "not stated" 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 810ac31f44…0fa39anow …
- 2. Block Merkle root changedstored 832050e274…875c7enow …
- 3. Block #5230 hash changedstored b33aa29621…274676now …
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 226 records. Each step hashes the current value together with the sibling shown.
- leaf 810ac31f4487dc138409ec05f1ff8eb7f547649f697b8e3b4ea55f7fcf0fa39a
- 01 L 807d6cad4a9529d5dd8b8de901eb7d3d6818c6582d14b74b0718fa1a534a8a6b
- 02 R 49cb251148a2ffef5765ae0e5fb4892429576e9f41a92b35cca2633ee668552c
- 03 R 80e9619f7a27e96b23872552848632ebcdc63c8e7c174dd4d5ff80a6e2414d0e
- 04 R 17c781278dee60997c69f4219bd5ba1fbd7fb82f78d527c7e43a73a6a2e15e13
- 05 L c5109654affdc96dfea54e804d23aba5dfd9b34f76241326546c1128ddcef250
- 06 L 6cc0876c741cee87b561458582da8c7c8ef129df0bfe7800275472ca579bac56
- 07 L 17953fff490294fe8256cd53e45acec72ca6f6641b136e6592c6309ede20703e
- 08 R bb2a4c70676998cad1519a27aa26681af5c47ef416dc5ca489f631f07b0c97f7
- root 832050e27458b01d75632120a2950557972f2bceee9d95fa5af84eee03875c7e