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 DAVAO, DAVAO DEL SUR Award a ₱497.9K contract to KITMON ENGINEERING SERVICESCities
Transaction hash:
809bf5b69ef70489f47e1d7ef6681f346d82e8767a1113904fb6c7af76019910
Status:
Included and unchanged
Block:
#5,738 275 blocks after it
Position in block:
Transaction 87 of 177
Award day:
Jan 10, 2025 (1 yr 10 mo ago)
Value:
₱497,917.88
Project:
Infrastructure B14-2024-11
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 #5,738 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 DAVAO, DAVAO DEL SUR awarded it to KITMON ENGINEERING SERVICES on 2025-01-10.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 Davao 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 809bf5b69e…019910now …
- 2. Block Merkle root changedstored c305668693…8bd440now …
- 3. Block #5738 hash changedstored 39096f3c52…e102b2now …
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 176 records. Each step hashes the current value together with the sibling shown.
- leaf 809bf5b69ef70489f47e1d7ef6681f346d82e8767a1113904fb6c7af76019910
- 01 L 7f4052c8e1f2d1e05a149d4bb27a007a9124cbdbddb19f886a24c1762fe8d0bf
- 02 L 5f1e012ee280b79a9a391d866f784ac8c37ec98fb1d4a85208f8432b7fe1d5a0
- 03 L 71fe3d5463caada79507caef908084f6908308ee9faa58a665e779f91e58316c
- 04 R 785847454df2ff2aa625737d24dcb7cb3eeb0dba7d7077c4cf3b00447b63d7a7
- 05 L 5cfb70aff8bd0904adabd7c54873042a523085f36b092629f4b0c32914494916
- 06 R 2967fa2241f9b82496a850e79d65d1cc44d3093642c46c2c3304d004d6ae7858
- 07 L db2cfd76e714c59298dd96085be61cc831f4720f948f4a4cf2cf4ff8a7fd56f3
- 08 R fe4984dd165f61e2d997d568eaebc47d1dc81be530f29eaee34421e9d9d6f640
- root c30566869380eeeb179826725180e748dc8926662b15a7c28abcb589728bd440