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 ALCANTARA, CEBU Award a ₱2.0M contract to PJA CONSTRUCTIONMunicipalities
Transaction hash:
aa40c221ff915dddd85ecbbe2eb9216ac109754abc16377c8b58cb1ff51dbe3a
Status:
Included and unchanged
Block:
#4,923 1,090 blocks after it
Position in block:
Transaction 150 of 239
Award day:
Sep 20, 2022 (4 yrs 1 mo ago)
Value:
₱1,999,166.94
Project:
Construction Project
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 #4,923 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 ALCANTARA, CEBU awarded it to PJA CONSTRUCTION on 2022-09-20.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 Alcantara 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 aa40c221ff…1dbe3anow …
- 2. Block Merkle root changedstored 8f65650f16…c9b5f4now …
- 3. Block #4923 hash changedstored f528e56999…1aab44now …
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 238 records. Each step hashes the current value together with the sibling shown.
- leaf aa40c221ff915dddd85ecbbe2eb9216ac109754abc16377c8b58cb1ff51dbe3a
- 01 R aa440412e56a8916310fe93beb444130c59e072f503ab47dd748aeed2ad019dd
- 02 L 3daa91e9549630ba8509037345776b5100af74a6b2c95865079c53049fdeb4f6
- 03 L 93d1e805c2cb0eaebe87e011aabbbc59ef0a57f23d5b5a7a7d35de7834fba157
- 04 R 257ea3ce7b520dfc01d16612af8ef4c8428d38825e8a46dbaa858021de85a9d8
- 05 L 44d569b3b790bb0dcc675053f721eff9a29b050260e8c9a6b3085602b21d6187
- 06 R 85cb2c59b35a20ee274ca952eace2fc842a5f2994a6b9baf96418b85edeef918
- 07 R c877e7e393c1fd47f4a7111a3b4c998b90eca60f5f6a2a0327b5f968602c7a14
- 08 L 9e003432bd54455762face9fe1c273f5fe874bcbd7f05b199e8d017365f2d0a3
- root 8f65650f16ab22d0b61bde67136027491bb581005c201349a1515fe52fc9b5f4