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 RIZAL Award a ₱3.0M contract to VIAN BUILDERSProvinces
Transaction hash:
8782e10a8bc67692eb3d65dfff8cd0434ca7263f3688922d718622530a508106
Status:
Included and unchanged
Block:
#675 5,338 blocks after it
Position in block:
Transaction 28 of 43
Award day:
Aug 28, 2009 (17 yrs 2 mo ago)
From:
Value:
₱3,005,102.79
Project:
Const. of two (2)-storey Ynares Multi-Purpose Bldg. (Barangay Hall) at Brgy. San Isidro, Tanay,Rizal
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 #675 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 RIZAL awarded it to VIAN BUILDERS on 2009-08-28.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 Rizal gave a "not stated" 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 8782e10a8b…508106now …
- 2. Block Merkle root changedstored 8aa9f2722b…8bd679now …
- 3. Block #675 hash changedstored 0c3aee46d7…c2bf8cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 42 records. Each step hashes the current value together with the sibling shown.
- leaf 8782e10a8bc67692eb3d65dfff8cd0434ca7263f3688922d718622530a508106
- 01 R 8948b69d46e7d308256f5e1fb01616eff1973ea1815b047f63a1716ec2f4c802
- 02 R d7e79fb808ca70774322993c6fca44dd94a3577bd914a51ce32279c3f9f944a9
- 03 L 58de653e1a5fc423155b25110133966883442482bffc44eac41c84214904e1d7
- 04 L ffa41dd08439e19fc38ab50566d79ea3b4243803bcacb898678b8a38b6aafdc2
- 05 L 3335b40f858c70b0c5821f3babf961a848e2cb98396a994bdfbb60e877cde610
- 06 R bbf1ba95485812b5e9f862a25a2145f5f9a130d48b61257121394144626b174b
- root 8aa9f2722b0766ef861d550dbaa99cd88af1a8c7c169a208819503a4b08bd679