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 OF LAPU-LAPU, CEBU Award a ₱3.4M contract to JJ&J CONSTRUCTION AND GENERAL SUPPLYCities
Transaction hash:
0cdcdba5bd048a849933b8b7d75bafe38e98829b30541f9b53cc7fcf1d007f89
Status:
Included and unchanged
Block:
#1,075 4,938 blocks after it
Position in block:
Transaction 0 of 17
Award day:
Feb 18, 2011 (15 yrs 8 mo ago)
Value:
₱3,448,081.12
Project:
Perimeter Fencing of Dumpsite, Mactan, Lapu-Lapu City
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 #1,075 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 OF LAPU-LAPU, CEBU awarded it to JJ&J CONSTRUCTION AND GENERAL SUPPLY on 2011-02-18.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 Lapu-Lapu 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 0cdcdba5bd…007f89now …
- 2. Block Merkle root changedstored 0472cd01fe…909edbnow …
- 3. Block #1075 hash changedstored 11cc2fca38…64bebdnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 16 records. Each step hashes the current value together with the sibling shown.
- leaf 0cdcdba5bd048a849933b8b7d75bafe38e98829b30541f9b53cc7fcf1d007f89
- 01 R 1dbd0a54e995c61308fad5d8166349334bd23507ef90af83d23cca31389c992e
- 02 R 29a588a67e32f075f0eeae52745f5986d1e261f8611423715627cf4f57298dbd
- 03 R d9e58814154caaa58fad753d25341ee33700d0fe20a02fae7c5598df578eb77f
- 04 R ffc79bb5c8c7f7d9a4ae23e3da0f3cd159d15ad76503a42012349fd497d23f20
- 05 R deadc7224c2848569cb5b88de7cef67e1d165e2b600c14b961c63a4b1f1939c7
- root 0472cd01fe591b2dd0d7511c8b4fba911f290d485ac018bdfedad8c9cc909edb