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 SUDIPEN, LA UNION Award a ₱96.5K contract to H. G. LOPEZ CONSTRUCTIONMunicipalities
Transaction hash:
1b28f709de05c8d64c7f06a51a2f31c90229e317707fabeab5ea1a6b6e8f253f
Status:
Included and unchanged
Block:
#1,193 4,820 blocks after it
Position in block:
Transaction 1 of 11
Award day:
Jul 16, 2011 (15 yrs 3 mo ago)
Value:
₱96,499.20
Project:
Desiltation of Creek by Equipment - Old Central
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 #1,193 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 SUDIPEN, LA UNION awarded it to H. G. LOPEZ CONSTRUCTION on 2011-07-16.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 Sudipen 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 1b28f709de…8f253fnow …
- 2. Block Merkle root changedstored bfdd2de562…c912f0now …
- 3. Block #1193 hash changedstored 95e84f1e85…292ee9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 10 records. Each step hashes the current value together with the sibling shown.
- leaf 1b28f709de05c8d64c7f06a51a2f31c90229e317707fabeab5ea1a6b6e8f253f
- 01 L 016cff9cf7bc18b82891d2cfd3d03cc74f4e316cc08e9a0ff7d96af066c03c51
- 02 R 2b876717077e13f7a4c19205aa79b8114dc7518b5edc47c4343c3e382b8ae6c2
- 03 R b68404a69882144767124fd87fddf13aee47ca7c53a347ff227d5b82dfb5a4a3
- 04 R bf7a670b97cd1d07162c224ffe5b0bbe9dced6570765684843cf24ba31e278b5
- root bfdd2de562a9d15831d7ebdbef2204c7c2f24cc111638d95b0ada22534c912f0