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 - LA UNION 2ND ED Award a ₱12.5M contract to SAPITOLA CONSTRUCTIONNational agencies
Transaction hash:
e6983b60a129b91f3f9a035b054c5a4d4b63055af3677e3623d014ad9562b50f
Status:
Included and unchanged
Block:
#4,998 1,015 blocks after it
Position in block:
Transaction 168 of 195
Award day:
Dec 6, 2022 (3 yrs 11 mo ago)
Value:
₱12,476,975.90
Project:
22AF0063
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 #4,998 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 - GAA 2022 DepEd BEFF", i.e. the FY2022 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 - LA UNION 2ND ED awarded it to SAPITOLA CONSTRUCTION on 2022-12-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22AF0063: 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 2025-03-17). 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 e6983b60a1…62b50fnow …
- 2. Block Merkle root changedstored bd90878154…94249anow …
- 3. Block #4998 hash changedstored 7748d06b36…da39bdnow …
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 194 records. Each step hashes the current value together with the sibling shown.
- leaf e6983b60a129b91f3f9a035b054c5a4d4b63055af3677e3623d014ad9562b50f
- 01 R e7756ae3cf345360cd7d47e0cab92b44272f4039f71389cc136f83c014d06532
- 02 R 897930fee61d5a6c05632aed816e334480e79a093c02fdfe3c73f5c4848e4245
- 03 R 8be21b5e4756a8f4e0773ce3e16237fc8cb22691ce2c8151076b8aedf7e2f8f6
- 04 L c1213ce41278a08292910653463e2ed112b4919edd91a5c7e281d889b5f4488b
- 05 R 57fcbcc1b2cbbc82155837f2996d3073df6cffb02510dd39d02870fe358eaefe
- 06 L 4adaa0b2acb8b6b68d5d54f8ac2a71085f5e2b321c87c4e17864da6ad3dc9631
- 07 R d47a3ef17dcfa9001d5c2346a300f7dca6d8379275bf40fec9590b8dba4c6459
- 08 L 1bc0129e4a85ed77b59b7d900ae0d590d360723319bf8f0a8e59822051663ac1
- root bd90878154773279358056c071cbcb70fe7bca02e72f20d5cf7c7cb9c094249a