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 OPOL, MISAMIS ORIENTAL Award a ₱3.4M contract to AT BUILDERS AND GENERAL MERCHANDISEMunicipalities
Transaction hash:
f5f8bbe5bca9030b671f5517b9ac6f983a37aab827761c628675c7669241f6bf
Status:
Included and unchanged
Block:
#4,970 1,043 blocks after it
Position in block:
Transaction 213 of 222
Award day:
Nov 8, 2022 (4 yrs ago)
Value:
₱3,411,783.42
Project:
Road Upgrading/ Concreting of Local Access Road
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 #4,970 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 OPOL, MISAMIS ORIENTAL awarded it to AT BUILDERS AND GENERAL MERCHANDISE on 2022-11-08.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 Opol 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 f5f8bbe5bc…41f6bfnow …
- 2. Block Merkle root changedstored e459c2cbad…6c5deanow …
- 3. Block #4970 hash changedstored c9b3c95a4a…dfa6d7now …
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 221 records. Each step hashes the current value together with the sibling shown.
- leaf f5f8bbe5bca9030b671f5517b9ac6f983a37aab827761c628675c7669241f6bf
- 01 L f3f20ab93ee59068061f416e2c8e073796c22f308da0b2109115f3b1f22f7819
- 02 R 17614f89507e2149b1693f31d4323aee5cf057d79150bfdfbe995f2504f39277
- 03 L b6faf7469f69bb5dad0bb1d4986f27f5b2242d561efc43c430c663532c3c2428
- 04 R 2aa25dcd5d077728e009f08924f1ef84c15957b7290b1beb719ebb563c13a41b
- 05 L a6a45c7fe03a07838e540c3acd79a05a1c220a38c65cc571db4ca2a6d9274b7c
- 06 R fa3e4dbf5b0c91ebbf6fd0e7a4682de443e1f72a60861fe9636dfef88a59274a
- 07 L 0553376c15a3b05ba2f961182ea27a0b6c7eebb2d77526b2e367de59f0137113
- 08 L 448c49b556308d59b452fb827c284a169d2329ececb23588347e73bb5b2ac479
- root e459c2cbad8042ce1787d5d057377b113c7ca9f4ecfb2ecc64b833ba966c5dea