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
PROVINCE OF CAGAYAN Award a ₱2.0M contract to DEKM CONSTRUCTIONProvinces
Transaction hash:
2df4536dcd4dc174719817ca1ec089331940267cf92b0df4b52c26271b6cb4f4
Status:
Included and unchanged
Block:
#2,101 3,912 blocks after it
Position in block:
Transaction 21 of 121
Award day:
Jun 13, 2014 (12 yrs 5 mo ago)
From:
Value:
₱1,966,433.16
Project:
Construction / Rehabilitation of Dadda Bridge
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 #2,101 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)PROVINCE OF CAGAYAN awarded it to DEKM CONSTRUCTION on 2014-06-13.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 Cagayan 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 2df4536dcd…6cb4f4now …
- 2. Block Merkle root changedstored e4cebd1a69…d6418bnow …
- 3. Block #2101 hash changedstored 4174716452…0bf86cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 120 records. Each step hashes the current value together with the sibling shown.
- leaf 2df4536dcd4dc174719817ca1ec089331940267cf92b0df4b52c26271b6cb4f4
- 01 L 2c816ca336b4bd104dabb04fe3243403377baf638f8cf55b5bbf5d47f1781922
- 02 R 277e2e3204a706b072ccfb7335f9136dc91640744c40e49936da6e639ff6d888
- 03 L 8125c9f0341c3076e17c4b878b53cab4fe452355f30c9c953ab25ccdf4fea9b0
- 04 R 2bc951dd403346260057aa1712738ef6bd759ecdcf5928104f11def1ef0b3c66
- 05 L 7302bb8879baa4a994b55f8fed2d822f264f027b5a09c115ea976aedf035ad52
- 06 R 3d243b9481fc5bd8236432b72b378a2300318f574b14e770808a1aa4bf130e89
- 07 R fa6560570fd5c09648493c3d7a399f2d1a060fe7266b44453ffbb31610f07688
- root e4cebd1a69066a7e3b690a3c3af4d355c3b1ad781a0297fbcced201f34d6418b