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
CITY GOVERNMENT OF LUCENA Award a ₱498.8K contract to C. VILLASEÑOR JR. CONSTRUCTIONCities
Transaction hash:
56a077f2f2546ea1e76fb909acd3661d5bc4b6eb6a7df14fb9103dbfe3e2c6c7
Status:
Included and unchanged
Block:
#5,301 712 blocks after it
Position in block:
Transaction 63 of 181
Award day:
Oct 13, 2023 (3 yrs 1 mo ago)
Value:
₱498,846.28
Project:
Concreting of Road
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 #5,301 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)CITY GOVERNMENT OF LUCENA awarded it to C. VILLASEÑOR JR. CONSTRUCTION on 2023-10-13.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 City of Lucena 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 56a077f2f2…e2c6c7now …
- 2. Block Merkle root changedstored b71d3dde9d…d7bd92now …
- 3. Block #5301 hash changedstored e26e4f60de…d97856now …
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 180 records. Each step hashes the current value together with the sibling shown.
- leaf 56a077f2f2546ea1e76fb909acd3661d5bc4b6eb6a7df14fb9103dbfe3e2c6c7
- 01 L 5656454c8722e3ef88a78eb6e263d18cbd4fa610ee6f3c666f6f2462f414f511
- 02 L 19e586b72c9ebae593757f02f4ce9325de9bfcf460dba33da04b5c786f2d123d
- 03 L 047c1b6758b2f374aed3844a0f4269e8c0310bd952750ebf30a8a5dcce6b7dc2
- 04 L 246e34b0a3ff9937e58ca6ed9b709314871556c69103474f934c99ce73bea61d
- 05 L 67492cd1c801144dd15a94072505b8a8111e07514bef5e455cafdfad5fe1bb95
- 06 L f784228c1c9089378b53392a9a3ed468ae611a10584e2e235554198e42f02076
- 07 R c9249ca619f8a894e6902209df890f10b60000210791b85e0dc99c09b0920f68
- 08 R eeb17215f7ed43f322d73d52cffa9d227068bdf1bcf866b5e96b60ee13e99bf0
- root b71d3dde9ddd7eebcced3b7a400b555342880f31a6f84b1ad5051179f6d7bd92