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
LANDBANK OF THE PHILIPPINES - HEAD OFFICE Award a ₱344.6K contract to JUAN CARLOS CONSTRUCTION SERVICESNational agencies
Transaction hash:
ac0a0ab84db8bcbbc83928e564785aa3df99a0eb0059f23b27f9bb1d3aa6a508
Status:
Included and unchanged
Block:
#5,736 277 blocks after it
Position in block:
Transaction 312 of 459
Award day:
Jan 8, 2025 (1 yr 10 mo ago)
Value:
₱344,611.50
Project:
Renovation
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 #5,736 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)LANDBANK OF THE PHILIPPINES - HEAD OFFICE awarded it to JUAN CARLOS CONSTRUCTION SERVICES on 2025-01-08.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 ac0a0ab84d…a6a508now …
- 2. Block Merkle root changedstored 250b4025ca…bd98d2now …
- 3. Block #5736 hash changedstored fa98b0f8b1…fbfc9bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 458 records. Each step hashes the current value together with the sibling shown.
- leaf ac0a0ab84db8bcbbc83928e564785aa3df99a0eb0059f23b27f9bb1d3aa6a508
- 01 R ac7f5cd247e252bc333eae7faf6ba249d92b2985118fe65765355d78d4d6db7f
- 02 R 84bb3bb80d38552da34d9e6351f67043c5bf6c05589409414bb7c2f347a2cddf
- 03 R 84fc3357323a65bf0fe2d6dcc7bcc099c25ac60c6c89ac7b6acd75ee619c349a
- 04 L 5726dc15210978f68dd0b8a1ff4d2fd06015ad48779866e3a9d8719927a9f459
- 05 L 0938ab681456420827273a130a3a7e4a555a90e1c55829eb78840fd4ad243d43
- 06 L 1822a6a1ac2ed0ccbfbb059ddd21c0a933cdb83e29a062b5b3941e563b8f14b0
- 07 R e7ff160b00c4447fd0a01efd113c678b959175cd04266f016f513c90ac456c7b
- 08 R 98a278d7eb34fe8360a02b78729409df7a7324620b359d34b60160fa7100be3a
- 09 L bcc42ae390a73fd0c724cc46ae5d3939b61a6c6c311b5549fde7e1193783e330
- root 250b4025caa10222cea17ff600e2665ad25844017b3a78d39876a536c0bd98d2