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 CERVANTES, ILOCOS SUR Award a ₱4.0M contract to CZMAC CONSTRUCTION SERVICESMunicipalities
Transaction hash:
9e24306faae8ea779548c3e88a66312be404f411bbf4b5f5553438b93d97bc1c
Status:
Included and unchanged
Block:
#5,056 957 blocks after it
Position in block:
Transaction 145 of 251
Award day:
Feb 3, 2023 (3 yrs 9 mo ago)
Value:
₱3,997,114.23
Project:
Improvement of Rosario Water System Phase 1
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 #5,056 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 CERVANTES, ILOCOS SUR awarded it to CZMAC CONSTRUCTION SERVICES on 2023-02-03.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 Cervantes 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 9e24306faa…97bc1cnow …
- 2. Block Merkle root changedstored 7b01b1f533…d26203now …
- 3. Block #5056 hash changedstored 1de54974ce…590d7anow …
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 250 records. Each step hashes the current value together with the sibling shown.
- leaf 9e24306faae8ea779548c3e88a66312be404f411bbf4b5f5553438b93d97bc1c
- 01 L 9cbcbbb18daafce81fc6ff53294650360ec2705bf73146829d90570a2d3e9923
- 02 R 1e9149c664ec427fca30dd97e5de4daf998ca68ff591c9353070f0739dc7d8e4
- 03 R 603a6fe46a8ff94135c4f9ad549827bc1aa1073b930a9848cb2bd16c37c69faf
- 04 R 464ced53dfa28ab499fbae99bac7aa7e7c7833bd163c80bf19c8c1512ca00cbc
- 05 L 43955a2d3982bc48469a69b2b2048e67dad0c76252250286311321c7b498b0b8
- 06 R 63ec26064ddb94929170657b1c57793fb392208ae95be3a10d2a7b992b8aeaa8
- 07 R 4fecb272d4d857b2c3afa3067fc880653d914afc6ab80a40b1dc636571f3f678
- 08 L 1fa0dd0df4fb8cefb0ab060b69ec9277c42fe97baccd53d2b38f7c533e2afb39
- root 7b01b1f533d2089c26de450f4675b13d74802ef549aa48b0759d91803ad26203