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 - BILIRAN ENGINEERIN Award a ₱1.9M contract to W.B. ALAGAO CONSTRUCTIONNational agencies
Transaction hash:
a4e383a1765fb3c2cd92c59c4c8381d8874e6946379039ab71dd077205b1e3c6
Status:
Included and unchanged
Block:
#2,647 3,366 blocks after it
Position in block:
Transaction 113 of 209
Award day:
Jan 26, 2016 (10 yrs 9 mo ago)
Value:
₱1,890,018.30
Project:
15IA0163 Repair/Rehabilitation of Water System, Br
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 #2,647 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 2016 Locally Funded Projects", i.e. the FY2016 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 - BILIRAN ENGINEERIN awarded it to W.B. ALAGAO CONSTRUCTION on 2016-01-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 15IA0163: 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 2016-03-08). 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 a4e383a176…b1e3c6now …
- 2. Block Merkle root changedstored 4e8c626ec6…9bbef0now …
- 3. Block #2647 hash changedstored 54dc08bd72…898981now …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf a4e383a1765fb3c2cd92c59c4c8381d8874e6946379039ab71dd077205b1e3c6
- 01 L a1ad28bab70a1581ceab4e4ffc1418f1ebaf61b522e1f400d2dd915a2e4dc9b5
- 02 R ddd0a451322ae74ee265c9682e852bf300f647acc2cc1e4912536d18bfa4cb24
- 03 R 123fcea97dedbb22022baf1ece3547489dd8d0299e47c955b86bff941484f512
- 04 R 038386b98186da9e37a00350d27aab856541bf707eac2e7a718f6760cf2987df
- 05 L 5e7d3b3154a0d8891945a24d7c8eb90610e7ad72cbe22e967e29f14b8b96d248
- 06 L f743dcc96ac00fd8f02c9c2ab62fcba2d865a5dde6a65b591fdf562e2ec69b0f
- 07 L 7276cbc8cd6ea45bc6b5c701bf7562b53cbcbad47a0f1e7cd1149d8c9c40e3a9
- 08 R d12f625a64e9af16b2440987c0e16aa71beecaed798332394f05c36482e38e7c
- root 4e8c626ec65020937ddef4e61b7e163f3f075fc43a03929334b99b4f939bbef0