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 - REGION I Award a ₱11.7M contract to NORTH TECH BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
dabd44f580d267ee99fcfe6841d5d53431699a03e31f0203329a383303f8cf3e
Status:
Included and unchanged
Block:
#5,624 389 blocks after it
Position in block:
Transaction 357 of 417
Award day:
Sep 16, 2024 (2 yrs 1 mo ago)
Value:
₱11,702,081.88
Project:
24A00598
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 #5,624 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)DPWH lists the funding source as "Outside Infra - GAA 2024 DOH HFEP", i.e. the FY2024 GAA. The exact UACS line is not given.Partly
- 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 - REGION I awarded it to NORTH TECH BUILDERS AND CONSTRUCTION SUPPLY on 2024-09-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24A00598: On-Going, 60.61% physical progress.Found
- 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
2 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 dabd44f580…f8cf3enow …
- 2. Block Merkle root changedstored 6cd315528b…87c040now …
- 3. Block #5624 hash changedstored b4e1a20537…dc7c15now …
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 416 records. Each step hashes the current value together with the sibling shown.
- leaf dabd44f580d267ee99fcfe6841d5d53431699a03e31f0203329a383303f8cf3e
- 01 L da4961f3546cf93d3e48d6375642722c9df6b04026c588756800befc3543c646
- 02 R 9b5210e4b7b14a3bf543e7dc4a860abeb94d538f97e0c2f20aa7e063657c714c
- 03 L ab96b955dad5480e931f3e8f83c2e0bb282b02003b775228d89af7ecdea31284
- 04 R 277302bd39af11f689bb590e9e0211e1f5698f4200efb68348c1d0c4c740e3ae
- 05 R 60b0cd24212361fb5245ffd67311d3d484d46368d7be3730c5b460c8e316b802
- 06 L 514c30a7bf40037302be66da1d56762e24afe57c9d75174838345c2d3d41b5ef
- 07 L fb4c71f67e87ac27319cf1b5826d971676534271d8f3a14f3934bad190012361
- 08 R 85b5399291ebe8966318ae2f6db7ed836e63e83c9f41d2adb307246c0cfb7e5c
- 09 L 4922f9651b6966a5d5b624b469e877d2d5a2589bcd6e0e4bd13e3b0b6ca77c0c
- root 6cd315528b2beda2c4bf3188078b12ab2c78854aaad868ce1ce017bd0287c040