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 STA. ANA, CAGAYAN Award a ₱495.7K contract to E.C.V. CONSTRUCTIONMunicipalities
Transaction hash:
71dfde7e7c8423d8abc5ea96b81677d990d8987c6f86ebf14e009f4382f99120
Status:
Included and unchanged
Block:
#4,141 1,872 blocks after it
Position in block:
Transaction 96 of 218
Award day:
Jun 23, 2020 (6 yrs 4 mo ago)
Value:
₱495,731.25
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 #4,141 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 STA. ANA, CAGAYAN awarded it to E.C.V. CONSTRUCTION on 2020-06-23.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 Santa Ana 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 71dfde7e7c…f99120now …
- 2. Block Merkle root changedstored a0a188f4ea…6a3a67now …
- 3. Block #4141 hash changedstored 5ab15eee52…6d7c83now …
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 217 records. Each step hashes the current value together with the sibling shown.
- leaf 71dfde7e7c8423d8abc5ea96b81677d990d8987c6f86ebf14e009f4382f99120
- 01 R 72af8c5468db50a9dd86fcfd2eef67d581e8e575740aa0f70c9a98c0a697d623
- 02 R 5361ad00dc00269a3189d4c4db8e78dfcbe5212d802bbb312cf3e36ddf45ad0a
- 03 R d67d6d94cfab89430d1b6ef9202a012bbb0e6c6be25166526482f56141a480cb
- 04 R 648c1ae5e9c6fa5bc2ad1300789d3b5ef43d2d60e5ff7edf8745d7db9d236d34
- 05 R 3e0306b8d09c24643edd842078c5b83bbb8a5ad21b82b63e6d07e5248c98bd35
- 06 L e967f6a5b0af6f30cd25ce37b076ad8a1e5c660d576e69e3cbd9f6ffe89c5733
- 07 L 3b6bb4db6097924cb0552eda154f1008920b72632c8bdb9ff244617e37478f69
- 08 R 96f2028f6cf1fc62cfe0d91a6ed819cb2d447c7ad39273a559a7218f6c0c88f8
- root a0a188f4ea9515cf709e0b0333d7aa677bbc2b9d71c67317c81af3c96d6a3a67