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 CEBU PROVINCE Award a ₱5.0M contract to LA PRUEBA CONSTRUCTIONNational agencies
Transaction hash:
de02e0def9be8474cd1e793b41cede46e371b44e4e3dc7b8e81c2ab105bc10b7
Status:
Included and unchanged
Block:
#1,592 4,421 blocks after it
Position in block:
Transaction 66 of 75
Award day:
Oct 22, 2012 (14 yrs ago)
Value:
₱4,991,142.15
Project:
BEFF 2012 R&B
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 #1,592 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 CEBU PROVINCE awarded it to LA PRUEBA CONSTRUCTION on 2012-10-22.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 de02e0def9…bc10b7now …
- 2. Block Merkle root changedstored 5cdb7ca9a7…1126a1now …
- 3. Block #1592 hash changedstored 364d7645bb…29237anow …
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 74 records. Each step hashes the current value together with the sibling shown.
- leaf de02e0def9be8474cd1e793b41cede46e371b44e4e3dc7b8e81c2ab105bc10b7
- 01 R e1176f931fb142390f5f5b993bd52f6baba64571c8bc23d1af328c09d98d9196
- 02 L 62ce3df436e53f8e51519660af460c403df1bafc2b7b7211c415d807e92df08e
- 03 R bc74d16dfd01f6b241adf3266e2f030764fccbc92b93f61459d2063678864f59
- 04 R 4cc9f1e012775e8f7223c176f86f5de299176fa08f43b89f970762d1a4fb2dae
- 05 R 2925a0b0436d04914b233fa5f42d3b0ea30ff3ac9ff78fb21ef206b03e4b6a7a
- 06 R 24b975b145f9505b8500cc56c6db1125c76f6ee591e626a1df0abfd8c80d7e75
- 07 L 258a0c60e3e982febcf2ea205eb4867f053d390aecf07fb9d742d784fe811622
- root 5cdb7ca9a7f27902190b30793748e39fa9ce0231e82ea1c91fadabac901126a1