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 - CAGAYAN 3RD DEO Award a ₱3.8M contract to MAIDAS CONSTRUCTION SERVICESNational agencies
Transaction hash:
8d95bf4b11f91d61845b3acbd3effd440dc27d56a90738678fec6ca90226a3b1
Status:
Included and unchanged
Block:
#5,581 432 blocks after it
Position in block:
Transaction 127 of 257
Award day:
Aug 2, 2024 (2 yrs 3 mo ago)
Value:
₱3,845,485.07
Project:
Repair and Rehabilitation of School Building in Bi
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 #5,581 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)The award does not say which budget line pays for it.Not published
- 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 - CAGAYAN 3RD DEO awarded it to MAIDAS CONSTRUCTION SERVICES on 2024-08-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 8d95bf4b11…26a3b1now …
- 2. Block Merkle root changedstored e67a2b339c…03eab3now …
- 3. Block #5581 hash changedstored 475cf5909e…3cba1dnow …
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 256 records. Each step hashes the current value together with the sibling shown.
- leaf 8d95bf4b11f91d61845b3acbd3effd440dc27d56a90738678fec6ca90226a3b1
- 01 L 8d90906ed99d827ff0b4ab5334ac92dd58ca80cb8bbf0296fcb76430b25423d5
- 02 L 017c2555ab16e37187dff686a52f9f86da3ead1385f06550ebb347c479419671
- 03 L 11cd1e7405cb6d7e4155f48dd9d10bf413303ffc8c0906244f4870c35660c0ff
- 04 L 575025c8219afeabce8b6392912faaac8752b205c3d957c76339ea96c9583ec1
- 05 L 0aa418286919ec29df9c17a4e46d897aadb23e030fe4ce54550733062c5e0101
- 06 L c35573cfb7c161a43c09b452dc4c29b2185af0f5f2e233355e6563ae6084b5be
- 07 L 016583d2df3502187b18619dac028efb71c89034bf77cd40332737a8cbc1d9d5
- 08 R 08769c56824a7c385573553d57e2f553d783019c5dd5e0ab7e6a5265ea25c137
- 09 R a3b3d3b089240a3a3d81f1a7808c65c97761d1f607d5befd554c89d972e9fc8c
- root e67a2b339cba5908aa84010445e0ff9c6f99a81a450089d61b7817cf7303eab3