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 - DAVAO DEL NORTE DE Award a ₱69.5M contract to LEGACY CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
653a0ef77cd3bce4616abe82a502923acc706116f506a749c0871bf8a14569e7
Status:
Included and unchanged
Block:
#3,374 2,639 blocks after it
Position in block:
Transaction 211 of 556
Award day:
Mar 28, 2018 (8 yrs 7 mo ago)
Value:
₱69,484,792.06
Project:
Construction of Drainage Structure along Road
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 #3,374 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 "Regular Infra - GAA 2018 OO-1", i.e. the FY2018 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 - DAVAO DEL NORTE DE awarded it to LEGACY CONSTRUCTION CORPORATION on 2018-03-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18LC0006: Completed, 100% 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)DPWH marks the contract "Completed" (end 2018-11-03). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 653a0ef77c…4569e7now …
- 2. Block Merkle root changedstored da2d6a9a38…130f0anow …
- 3. Block #3374 hash changedstored c1b6112a21…0528danow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 555 records. Each step hashes the current value together with the sibling shown.
- leaf 653a0ef77cd3bce4616abe82a502923acc706116f506a749c0871bf8a14569e7
- 01 L 652f76ba1773dc9d5d9ab89bbf9a5e513e882cb1596cd098fb5ef09fd297455b
- 02 L 3d8faf6236ff6fa1574ce967b63bb4e5de18b0e3a0731f9b4d3835c948e7f043
- 03 R 43a761d1627e2fbc212332e2c69e49184eaeb0c2188b6fd29a4ef27831311acd
- 04 R 071253c5cd7fac8612b3e825fa637eb6693b9cc9dcb2bf6c30b3e46ab0d0b810
- 05 L 8b99d8f7e53e702043b40ef2695ac6f33f43b9cad1e2ac5500e496bd597fe729
- 06 R de51b5403bbbb298407cc7d07d7dfaf61e539e973d24113b95edf79c7580ccf9
- 07 L ba8f87be3c7692c23a8ab9e0f354987f574741ab1171291ab854d6d625912781
- 08 L 9dff5f38422a4f2b7f1174ad58c4ec31cff75c7545fe9aa15e0048ad376acd27
- 09 R 55e74ea0ec66ba5029805866239053f9f032ecb7e64ef2f64332bdef72327d67
- 10 R 9ac6b22748ffe838ac27e633d23b01f475f243275e960567927d207c8d288aab
- root da2d6a9a38243e7c85be272acbf56c832d23924f1bd37459a2563d0f71130f0a