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 PUBLIC WORKS AND HIGHWAYS - TARLAC 1ST DEO Award a ₱95.1M contract to T2B3 BUILDERS AND SUPPLIES CORP.National agencies
Transaction hash:
1f727ff94c448ba71fa4f29aa5927d6bca50a1798dd869c88346c23d3605c7f7
Status:
Included and unchanged
Block:
#5,883 130 blocks after it
Position in block:
Transaction 36 of 332
Award day:
Jun 18, 2025 (1 yr 4 mo ago)
Value:
₱95,053,998.31
Project:
25CJ0250
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 #5,883 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 PUBLIC WORKS AND HIGHWAYS - TARLAC 1ST DEO awarded it to T2B3 BUILDERS AND SUPPLIES CORP. on 2025-06-18.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 1f727ff94c…05c7f7now …
- 2. Block Merkle root changedstored 71a4732f1f…6f526fnow …
- 3. Block #5883 hash changedstored fabe8dfc1c…a8b6cfnow …
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 331 records. Each step hashes the current value together with the sibling shown.
- leaf 1f727ff94c448ba71fa4f29aa5927d6bca50a1798dd869c88346c23d3605c7f7
- 01 R 200cb4f9b6f6a3bf3e999dfc41306f8fc9952db154e145c3c084081cc1ca5b90
- 02 R be60907bdaf981742652570a50e0d45510967d1e7425712324ad568da909798d
- 03 L 562d9a3c4ac02e12792b80db5de07212b3b8bc2402c757d8fbf17659625bcc9f
- 04 R 2fbac9bf020d543e2a66f8bdc79e699dc5bb3da50342cc9e6be43497a21e20c0
- 05 R a2384982e1e9ced830fa51209b27c7dbdc505a122d08e08ca64a63386bb910c8
- 06 L e520ab60663bb62699bcb312c3f9e9aa25f1b17cb8e01b4eb994996f9b04dc0c
- 07 R ac84afd73299507526d71665d39f150e0ac56c35a543b55ca8b3b35e1c185539
- 08 R 2a4b77867853653017671ca109fca6f95003536a4a05f043eed0e4408e8dc0f8
- 09 R 8ab29665f017ad826bd8d3f8d98b0b63792b82451b552edf99089e4b1d035162
- root 71a4732f1f0f712028c8a7a2ebea1a6a81236e88263fded27f78f504196f526f