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
MACTAN-CEBU INTERNATIONAL AIRPORT AUTHORITY Award a ₱6.6M contract to DUROS DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
c0e482ad26f0eadd5b41969c35b24eceabe4dbc76289f89cc4652fc9ec596676
Status:
Included and unchanged
Block:
#4,919 1,094 blocks after it
Position in block:
Transaction 182 of 245
Award day:
Sep 16, 2022 (4 yrs 2 mo ago)
Value:
₱6,649,690.30
Project:
Repair and Maintenance of Asphalt Concrete Pavemen
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 #4,919 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)MACTAN-CEBU INTERNATIONAL AIRPORT AUTHORITY awarded it to DUROS DEVELOPMENT CORPORATION on 2022-09-16.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 c0e482ad26…596676now …
- 2. Block Merkle root changedstored 3636584d85…134ceanow …
- 3. Block #4919 hash changedstored 0b35602249…616ef5now …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf c0e482ad26f0eadd5b41969c35b24eceabe4dbc76289f89cc4652fc9ec596676
- 01 R c1c9449d0b68b0f925277e9ef2f5c113bac13859e15e6215e4d0365c81276843
- 02 L 11bbcc077191ace8c6b31f301f4d5990206f1a6a9c054c57e03ed406fb6dd71d
- 03 L dfc30f947af1ffaa794dae57bf1a8a024fec465cdd0d92f950616c8bcaa5de62
- 04 R b18582131af48bb005c723c5c649df016cbcd536361bcb6549bdb1be7799f3b9
- 05 L f8ce60272a9eaa8845fceb2224df3bb64ee4cc6bb6f62645c355142de8efc4a6
- 06 L b5247343ce163eb59bb28efa72f324730fa6d055bb4c1a6665dc5e7f0f735518
- 07 R af00bdc39bf92533b5c3a4e0ff3145ad33d36e8829ed6d9e2e06d95480737615
- 08 L 5f2333e79fe5c9a8f0d693616b5c7f0b462ebef3c9f9c064930361b6225e6d0e
- root 3636584d8513ac85e6d4c910b932889005ba0889bfb16ff3a905846845134cea