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 - ILOCOS SUR 2ND DEO Award a ₱28.5M contract to MBB CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
d7fc3ef06cda3f4ec132841ac489a20b50d2af702bd71fcd6d46a55c68cda2cd
Status:
Included and unchanged
Block:
#5,053 960 blocks after it
Position in block:
Transaction 1,115 of 1,313
Award day:
Jan 31, 2023 (3 yrs 9 mo ago)
Value:
₱28,517,906.02
Project:
23AD0016
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 #5,053 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 - ILOCOS SUR 2ND DEO awarded it to MBB CONSTRUCTION & SUPPLY on 2023-01-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23AD0016: 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 2024-02-27). 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 d7fc3ef06c…cda2cdnow …
- 2. Block Merkle root changedstored 8435eba98d…5a872anow …
- 3. Block #5053 hash changedstored 779443c890…445701now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,312 records. Each step hashes the current value together with the sibling shown.
- leaf d7fc3ef06cda3f4ec132841ac489a20b50d2af702bd71fcd6d46a55c68cda2cd
- 01 L d7da4ce40be87747acbd3ac0b9045340b65cc667898db7f594361ac37f6596ab
- 02 L 35e45db7a6b56b7b2545965d41f89d320ec15a9977d847d08befde992c7dc1b1
- 03 R 69701d7c3606464adccde4a1bf9b9454fcae10fb1fd76c064aee093a6c00c887
- 04 L 47b90e3faab2f080254938c5daa296fcb67102745105c1c39210a60b0f8a1b03
- 05 L 3096e21ebf05f35790b90e14d43a9f8ef0e7bfad88c4a598417186df40062dd5
- 06 R 7454a0d7aaaf431010d422404f39be6d3889d89613c2e1a9949e82fdcd5763ff
- 07 L 320ca5cb0fde702a0d4eeaf0322692f23dfa5e321de43727cb07904c70628752
- 08 R 319c5ac0e57cbd1f5b41a4164609f2ae492837c63c40821efe86acb27eb07629
- 09 R 04a9316c5a0f760b37fd1d43fa61f70d3bbc39c8e2434655d96e5fcf1cf9337e
- 10 R 9ad64ffb79f77b697361442b49e2c8922f627896e7a66c4803fe599fcdf2d985
- 11 L 1a96d23b9431ba0877b72e7c17883df593d0211219573805922d61b7d368de15
- root 8435eba98de38efdc742109fda7dc3e092d005ac102dd582ea746311dd5a872a