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 LAL-LO, CAGAYAN VALLEY Award a ₱993.3K contract to NORTH WIDE JAAR CONSTRUCTION CORPORATIONMunicipalities
Transaction hash:
e5d9d56c8a8639d0be746e0e8511bd5e12d5514a0f5930c685fb99e7b4dc393b
Status:
Included and unchanged
Block:
#4,962 1,051 blocks after it
Position in block:
Transaction 3 of 4
Award day:
Oct 30, 2022 (4 yrs ago)
Value:
₱993,271.50
Project:
Construction of drainage of canal at maxingal
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 #4,962 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 LAL-LO, CAGAYAN VALLEY awarded it to NORTH WIDE JAAR CONSTRUCTION CORPORATION on 2022-10-30.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 Lal-Lo 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 e5d9d56c8a…dc393bnow …
- 2. Block Merkle root changedstored bb3b969024…d0e3c1now …
- 3. Block #4962 hash changedstored d20d0fe0b4…dcfefenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (2 steps)
How this one record is tied to the block's Merkle root, without needing the other 3 records. Each step hashes the current value together with the sibling shown.
- leaf e5d9d56c8a8639d0be746e0e8511bd5e12d5514a0f5930c685fb99e7b4dc393b
- 01 L 71a6af93abc74a0c2e56bbafeb0c5edb4cb6cb642a835170dcff891cbdfb9a38
- 02 L 3c2d897473db5807c39a5f1b9e38523bf25d6cb845e199354ba50791c920f8e0
- root bb3b969024d5978c7ae343a33afccf7f8695ac5a9d56e8eef69d9ac6f8d0e3c1