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
BARANGAY LANGKAAN 2 DASMARIÑAS CITY CAVITE Award a ₱2.0M contract to R2A CONSTRUCTION AND TRADING CORPORATIONBarangays
Transaction hash:
cca349b8cd6e70616ffd117f73f6c5e2fed468a7ae6bbe0563fac5eab4591e50
Status:
Included and unchanged
Block:
#5,868 145 blocks after it
Position in block:
Transaction 147 of 187
Award day:
Jun 2, 2025 (1 yr 5 mo ago)
Value:
₱1,990,019.64
Project:
Improvement of Multi-Purpose Hall
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 #5,868 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)BARANGAY LANGKAAN 2 DASMARIÑAS CITY CAVITE awarded it to R2A CONSTRUCTION AND TRADING CORPORATION on 2025-06-02.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 cca349b8cd…591e50now …
- 2. Block Merkle root changedstored beaac16e8d…0dd3a3now …
- 3. Block #5868 hash changedstored 94a1e4e521…6360acnow …
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 186 records. Each step hashes the current value together with the sibling shown.
- leaf cca349b8cd6e70616ffd117f73f6c5e2fed468a7ae6bbe0563fac5eab4591e50
- 01 L cca1b86e7dd58a4f8393c45d54fe1741a65c3c05aa0c8412be0fa681c3987e94
- 02 L a19f3994c58c233861703bd58b7a5d094c7ca2334f345d84cc1bfa801b2105ed
- 03 R 94e37704dd3593c2410d6bc809cfc65b57be47b3e5c33f989e16698bc9559e0a
- 04 R dd458e0bbbec1a99cef68cfc775b083d125f2ca57681b4008c5e39a38223f6dd
- 05 L d3e9b3a50e23f4132f98d7a0da845d7e90b026a0bfa27f0634f527f3cc04e941
- 06 R ec884f9aa9795d4a145c346fcf3735c006aa4c7f4d4e18ad793adef550b6d807
- 07 R 42f184bc57e5fc7884ae457ddf24986a90fb1288d5ded51f7d3ab6d43f8f2411
- 08 L 23246aefaa7c00635b4c43149d9b35954abfc283da43478bb3d738435c1758ca
- root beaac16e8d2c56ba9acc15010570ce85e99b3bf63c44bcc01d86985af30dd3a3