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 - NORTH METRO MANILA Award a ₱1.9M contract to BLACKRAM BUILDERS, INC.National agencies
Transaction hash:
83c8a03f26fb39f90833abc4db6cdac8df34fe7d954249b73f98ca261d3a2795
Status:
Included and unchanged
Block:
#3,024 2,989 blocks after it
Position in block:
Transaction 133 of 261
Award day:
Mar 22, 2017 (9 yrs 7 mo ago)
Value:
₱1,912,383.61
Project:
Local Infrastructure Program
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 #3,024 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 2017 LFP", i.e. the FY2017 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 - NORTH METRO MANILA awarded it to BLACKRAM BUILDERS, INC. on 2017-03-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17OE0017: 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 2017-07-14). 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 83c8a03f26…3a2795now …
- 2. Block Merkle root changedstored c79febd75b…ba0514now …
- 3. Block #3024 hash changedstored a7a6ea1b46…547141now …
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 260 records. Each step hashes the current value together with the sibling shown.
- leaf 83c8a03f26fb39f90833abc4db6cdac8df34fe7d954249b73f98ca261d3a2795
- 01 L 829f5498a59e852df491e1dc5cd149ca7bc9ba1e2b4c122cb3d2cfcbc76c22e5
- 02 R 36c057f5fe7703dddd24ad49a8f565976756490302af149430d7e4c9d3e4bf5f
- 03 L 8479eb6ecf83a67f4ec91e23d353965346a51e7b67df252688c6ce264e082065
- 04 R 268b49a1929b1444e12fe520eedc8c3627e4dd513a8a52ed5795d38fd2cd882f
- 05 R 4251cbbba505f83c6a5d89437cb5bcb862c7565edeee48d6dddc8c7768fa090f
- 06 R e55a08e0d5b49fa2be1a25d1e9836ed9034f7aaaf317f45fb069c52c98597657
- 07 R 403523b372c29b80b8f2c02942561b9f34e8d1ecceb4780366d6a254651dd325
- 08 L 1b12c7b7b3d702a1a82ca49ed2a0bd75dee99c1f37ddbf1220c6ef0be962b3c6
- 09 R ba76c7a25ee5f6e85fdb0e11c00553d4f1bb78dfb865f8ac823beb499c23c47e
- root c79febd75b1cdf4ea9b65b9a6f071493562da2f1a15e3270a9f325ae93ba0514