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 BANGAR, LA UNION Award a ₱10.0M contract to ARM ASIA CONSTRUCTION & ENGINEERINGMunicipalities
Transaction hash:
f1b0ad346563bcc272bbb7fa73cf01e095d10a06850788905f287fc8fd92b4b2
Status:
Included and unchanged
Block:
#4,861 1,152 blocks after it
Position in block:
Transaction 174 of 186
Award day:
Jul 19, 2022 (4 yrs 3 mo ago)
Value:
₱9,973,379.69
Project:
REHABILITATION AND MAINTENANCE OF AMBURAYAN RIVER
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 #4,861 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 BANGAR, LA UNION awarded it to ARM ASIA CONSTRUCTION & ENGINEERING on 2022-07-19.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 Bangar 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 f1b0ad3465…92b4b2now …
- 2. Block Merkle root changedstored 1e7bef4f1e…09368cnow …
- 3. Block #4861 hash changedstored 9d61c125c8…eee46anow …
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 185 records. Each step hashes the current value together with the sibling shown.
- leaf f1b0ad346563bcc272bbb7fa73cf01e095d10a06850788905f287fc8fd92b4b2
- 01 R f27ba37368199a0167fdafaa2861a03ea93167e85d3bf583820b14cea5346316
- 02 L c6747aedf4d70503da6ea2f51da87b77fd782de4ed70d3c2eb5a4f95695f31e0
- 03 L 5c3fb5d331262ea400c80569a0c7ed33253f9c8ad3d558c653c0cfed1946b569
- 04 L 39103b8b88ac944bfcb700530bbe88731fa80f4df855efea515b33c6584f62d2
- 05 R c6506019091ae9df42f2dbf0b38895750a23c34c73c2ad7deef1fdaf07112840
- 06 L c0af2d710fb358f49ad2bccf9d9d2e14e346a89474462324c91d22436b88bcc9
- 07 R 76d73adf88d41c2ab53571dd704f85f707414975cbdb3261d254960a240b1ef8
- 08 L f37449505ce02822357f60bdd862696e4ce401d21c19c9f493f02e738ac7e9db
- root 1e7bef4f1ec41f756fb3e04cdff0efb195938f7570401d45dd8a60491309368c