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 - BULACAN 2ND DEO Award a ₱39.6M contract to AZUL BUILDERSNational agencies
Transaction hash:
4714959e21143864cd91c3346f108643782ec52aecd215b0c585d78021b30d60
Status:
Included and unchanged
Block:
#5,081 932 blocks after it
Position in block:
Transaction 76 of 255
Award day:
Mar 1, 2023 (3 yrs 8 mo ago)
Value:
₱39,564,000.00
Project:
23CD0050 - Organizational Outcome 2 Flood Manageme
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 #5,081 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 2023 OO-2", i.e. the FY2023 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 - BULACAN 2ND DEO awarded it to AZUL BUILDERS on 2023-03-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CD0050: 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 2023-08-22). 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 4714959e21…b30d60now …
- 2. Block Merkle root changedstored 7267bd4e9b…f15b27now …
- 3. Block #5081 hash changedstored ddb55cbacb…fe8d57now …
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 254 records. Each step hashes the current value together with the sibling shown.
- leaf 4714959e21143864cd91c3346f108643782ec52aecd215b0c585d78021b30d60
- 01 R 4845c5b2a340a20b408cdda0057c8336e75140294b08ad6ad1b6b44673da5340
- 02 R 1371ac8298db051d02669d8001013f0b0e82fa7a8cebf5ca2639aae73f6f7651
- 03 L ca3c45e91ea487efbdc306e905253002f71fd23a2bcac3e74bcbd1c4ef24f278
- 04 L f4eb0ba97b172f63b45a3cbb0e5c515183f8aa1340d36e6cf84a1b3a4555d502
- 05 R 746eef8b9e93e9749bbdd68aa0837b62aeb9fc59dbcc00fa7b62228d142caae6
- 06 R 4c25cff8dff764a708f77618b4c066e0af69fd24d2b205385ab7f806491dbe63
- 07 L e0e5663798820eb396b7cae62731ffb40bc60d7c364951e226c744620df442de
- 08 R cbbb0368c4b5fd5c1207ad92ad3c6481cbdb68934d947fc372f6a1518f92064f
- root 7267bd4e9bc2ae838ac58193055bcd293a40965192b49adb55deef79f3f15b27