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 - REGION IV-A (CALABARZON) Award a ₱18.6M contract to MICLOVER GENERAL CONSTRUCTION AND IRON WORKSNational agencies
Transaction hash:
6777007e76db6f78aab11ea2f953d9155ce938d35bea32c8b6c178536b0b2f7f
Status:
Included and unchanged
Block:
#1,942 4,071 blocks after it
Position in block:
Transaction 108 of 253
Award day:
Dec 13, 2013 (12 yrs 11 mo ago)
Value:
₱18,610,301.71
Project:
Cluster 10-Repair of various school buildings
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 #1,942 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 - REGION IV-A (CALABARZON) awarded it to MICLOVER GENERAL CONSTRUCTION AND IRON WORKS on 2013-12-13.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)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 6777007e76…0b2f7fnow …
- 2. Block Merkle root changedstored 0f9122e5dd…d3dad3now …
- 3. Block #1942 hash changedstored 260bb9f90d…487db3now …
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 252 records. Each step hashes the current value together with the sibling shown.
- leaf 6777007e76db6f78aab11ea2f953d9155ce938d35bea32c8b6c178536b0b2f7f
- 01 R 678467f620b606c64bb91f907e0df03c2831dfd79257dd6beeb844d40856bdd4
- 02 R d793069375dc4040533201279b16ffe641cf0aff84b8c2e8da90f60f0b0b0855
- 03 L 022746739b4ccc35a8ecebbb515478dfcc1da148d682938c446c9b3838343d12
- 04 L 98ec8c5e7e251f9ddaff376b410b1752402d32f0c85cbb0df02cda3652c6b247
- 05 R 34b564a2a457c3d8d34d44b43f5594cf1883b7d1891a05885be6eedd752d076a
- 06 L 1202e445c6aacc400c9fbaa8c300aba8954598b73b14de43dbfef207674fc4eb
- 07 L f9dbf98986fd93f0b0df46414383032f8943a49828595862757004befe835035
- 08 R 9100510cb5bee7b2e048625e1499d44feb892c878ab2d18b12a2130d4c082fda
- root 0f9122e5dd225b258813ea7987758adfd3883d0c7c78b16295299e7c2fd3dad3