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 1ST DEO Award a ₱69.5M contract to WAWAO BUILDERSNational agencies
Transaction hash:
b432efc33029fa5d08d2f2af6ac5d01b7b3187414e0b1a1e508477898ce22d11
Status:
Included and unchanged
Block:
#5,325 688 blocks after it
Position in block:
Transaction 195 of 271
Award day:
Nov 9, 2023 (3 yrs ago)
Value:
₱69,487,978.50
Project:
23CC0487-Construction of Bocaue River Flood Mitiga
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 #5,325 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 - Unprogrammed Appropriations 2023". 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 1ST DEO awarded it to WAWAO BUILDERS on 2023-11-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CC0487: 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 2024-03-21). 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 b432efc330…e22d11now …
- 2. Block Merkle root changedstored f730ff0851…1138canow …
- 3. Block #5325 hash changedstored 8f3c41b456…036424now …
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 270 records. Each step hashes the current value together with the sibling shown.
- leaf b432efc33029fa5d08d2f2af6ac5d01b7b3187414e0b1a1e508477898ce22d11
- 01 L b35b10d2b24a746b1ef467691b704457b38a6c5acd01340b09fb2ba12ac0f0a2
- 02 L 2b4eac20e4bd1cf5c23ac3f094106dc7a82c5e9d9fbeeb801440b7b507a2a7f4
- 03 R 2b6a35c223a5ee774f16fd73b749ff287b8d85de29ef937cbb7d6135049241f3
- 04 R bb824981fdd83dc3101f55463f0cf0c246e0894ee9597e37cdb774bc926e6ade
- 05 R 767f5f1aa01068d9c4dde372f47e260684d122fd61aa18926dc15608e4646452
- 06 R 7bdbc1724255488c93638aaa495153097cd508c16edfda00a94369c4b1f7926e
- 07 L ce8146bdba582af09edda0d6427188e86dddfe78cbea881e514fcb01bf524b2c
- 08 L 2901b6e06dedf0f1571b4481209f04aab1ec14e05e229ec92371384247bfc088
- 09 R c22bfd285283efb2c6855e63568b59826cf57b2ba6788666e2017ebdbc764c72
- root f730ff08517c219cf4ee0072bbf405b4d988b6451d35082a16a6fdb42f1138ca