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 SAN MIGUEL, CATANDUANES Award a ₱3.6M contract to TRI-JOHN TRADING & CONSTRUCTIONMunicipalities
Transaction hash:
54ab71f3cd4796f4ce3deeed0994d7274264e7402df7d9ac09f72668e0d4a901
Status:
Included and unchanged
Block:
#4,557 1,456 blocks after it
Position in block:
Transaction 90 of 261
Award day:
Sep 3, 2021 (5 yrs 2 mo ago)
Value:
₱3,625,947.27
Project:
Construction of COVID-19 Facilities
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 #4,557 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 SAN MIGUEL, CATANDUANES awarded it to TRI-JOHN TRADING & CONSTRUCTION on 2021-09-03.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 San Miguel 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 54ab71f3cd…d4a901now …
- 2. Block Merkle root changedstored 339db7e7ca…a7e81bnow …
- 3. Block #4557 hash changedstored 95f1396003…ff3f80now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 260 records. Each step hashes the current value together with the sibling shown.
- leaf 54ab71f3cd4796f4ce3deeed0994d7274264e7402df7d9ac09f72668e0d4a901
- 01 R 57daf37d4dfb70f1890e45d51e61f348d442022fc33b83e19b2a658db92749c3
- 02 L 5d7b6efd763afef4e8bd81148a726316d2f389b9c1c6263b7226c7ae1058425b
- 03 R a85d8e07687a6fb2ba328bbe716b0295b929959777fe5b9304536fabc92cb6ae
- 04 L b86a5759ab804e2cbea616c9d7fd52a6ad319aca6b9188d079b9db35199a0e95
- 05 L 7503c1fdb3bac22e9320a662b3a28b5db0060a51d277dc4a398f7c1dd3e7c615
- 06 R aef68ef333a4c5b5346da9a8e93d9fbc18fe13285db174d5a2f19eef9e92df75
- 07 L 0f8bd8d2b3e9f07f4027771688cd5489c60a988dcb596e595854267ab490b575
- 08 R 38ef894cd737fb0525a6d5115a7bf29f2d900d7c0455995f55e9ee2c3b419f79
- 09 R a094cac5a65a8b303d34d997862be0a9470f30922049dd1f77987b56a77df823
- root 339db7e7ca2394b5f99b2c353fe6e241d11a02da56a059078c2cc25c7ba7e81b