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
DEPARTMENT OF EDUCATION - DIVISION OF LA UNION Award a ₱2.4M contract to E. E. MADAYAG CONSTRUCTIONNational agencies
Transaction hash:
4b86c2f8fd82040a843a0e4f3f656a493a1d5416bbbbd5f1636bb022a8aaab66
Status:
Included and unchanged
Block:
#2,693 3,320 blocks after it
Position in block:
Transaction 205 of 669
Award day:
Mar 18, 2016 (10 yrs 7 mo ago)
Value:
₱2,407,680.00
Project:
Repair of School Building Damages by Typhoon Lando
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 #2,693 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)DEPARTMENT OF EDUCATION - DIVISION OF LA UNION awarded it to E. E. MADAYAG CONSTRUCTION on 2016-03-18.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)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 4b86c2f8fd…aaab66now …
- 2. Block Merkle root changedstored 49800c766d…54b505now …
- 3. Block #2693 hash changedstored cf286fa29e…4fc868now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 668 records. Each step hashes the current value together with the sibling shown.
- leaf 4b86c2f8fd82040a843a0e4f3f656a493a1d5416bbbbd5f1636bb022a8aaab66
- 01 L 4ad3a65aed6c8cc9e1f86d67b603582f28e7106e841bec1bcc3eea4832ff2a8b
- 02 R 9fb12904bdd8b8d1d7ef12ea6dfe4544121c32feab623bf78fd82e78ce454e6b
- 03 L 2807c5a05d63f3758b6032649338f1eafe4f532e72fde3d9b9a5cfd640a73e0e
- 04 L 9185622ec8e6fa3b6f389abd9b24c6313089e4e9b0f9b8056c675f58f5aaf9cb
- 05 R 70f4a4e7a6b4d5c839312830e2538f54b85fbcd2905fa20f3af04f68347b569c
- 06 R 5ee407af16af0c80419db0fc00eec1b7a62a955e4ca07cfdfe549237e17fa030
- 07 L 644d44ed46f41424b6e904ed908d4331ba4942a25f580e93f6a12fd48419bceb
- 08 L 8a79551170a0c59b74a50ed5a5380511977fce56696b43607867049d5454d449
- 09 R f18a189593c6762e12fa1438ca180766ccab89e07226ecfdba03d16f10d5b9ce
- 10 R 069002225c95edf2d9b8798bbd52f4744b4e91f2bccf74e13cb1cb2e7f329ec3
- root 49800c766dcaaaa21beaaa57fd257eae1be933adbdf18f70c25da1c2b754b505