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 LIGAO, ALBAY Award a ₱1.6M contract to YUGEN CONSTRUCTIONCities
Transaction hash:
b22aefdde8d9c7419cee6ffc0964e96e9369d85a3a89ed77aa517515068e1d65
Status:
Included and unchanged
Block:
#5,700 313 blocks after it
Position in block:
Transaction 138 of 200
Award day:
Dec 3, 2024 (1 yr 11 mo ago)
From:
Value:
₱1,591,924.60
Project:
Upgrading of Open Space and Barangay Road at Tambo
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 #5,700 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 LIGAO, ALBAY awarded it to YUGEN CONSTRUCTION on 2024-12-03.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 Ligao 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 b22aefdde8…8e1d65now …
- 2. Block Merkle root changedstored 8954783343…29e67bnow …
- 3. Block #5700 hash changedstored 7c86c95d9f…522468now …
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 199 records. Each step hashes the current value together with the sibling shown.
- leaf b22aefdde8d9c7419cee6ffc0964e96e9369d85a3a89ed77aa517515068e1d65
- 01 R b39754fe460fd7356a365957aae5b10c6b3b5b88cd9fa8d520cdb142e09e91ec
- 02 L ae2e95ea0d09f8fc028a518509c55912dfdd79ad26b02edad5e53a308ab3666b
- 03 R 868b768f665005ceac22692ada48459a61c4a8556ca0930dd91292c63beb3065
- 04 L 0c65a2d5fe40891ed858f2ef1d90e852fdd835451df857d1f89ed9534911e1f8
- 05 R 9704e232368a497273aa6e7ab59f218521ae30a8fb30f95d0123a1ecf89bde42
- 06 R ab621c096bd90e398dfeae19656b7ff980d883772459056f46b0248953b20fc5
- 07 R eec6dda6425fee47cb36ef5c96ebb5cfa432f4a3ecaab72dc3175e6cb370b16a
- 08 L 817dcf52023dfb542384aab9f7b103b33cea8dd84d5cc7e27a05ae518fac4d90
- root 89547833432c5713528ed93b68db5137344db7c9a5862a359bab1c1ac429e67b