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 ₱30.1M contract to MEGAY CONSTRUCTION INC.National agencies
Transaction hash:
eb45cfd499892e198731ad3f3082bf86072e89adb38191d14c98ecb31bdd658f
Status:
Included and unchanged
Block:
#5,443 570 blocks after it
Position in block:
Transaction 261 of 279
Award day:
Mar 14, 2024 (2 yrs 8 mo ago)
Value:
₱30,100,149.57
Project:
Organizational Outcome 2 Protect Lives and Proper
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 #5,443 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 2024 OO-2", i.e. the FY2024 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 - CAGAYAN 3RD DEO awarded it to MEGAY CONSTRUCTION INC. on 2024-03-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24BD0028: 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 2025-05-03). 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 eb45cfd499…dd658fnow …
- 2. Block Merkle root changedstored 6e4db2bfe0…7a3a6dnow …
- 3. Block #5443 hash changedstored 05e5e3754a…3cba31now …
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 278 records. Each step hashes the current value together with the sibling shown.
- leaf eb45cfd499892e198731ad3f3082bf86072e89adb38191d14c98ecb31bdd658f
- 01 L ead76410834279e207e8711038d0e10bdd536f7ed8b174d3096c97d39888e221
- 02 R 7bb2430716f15dc91e1120860d6f33671d6ced52e8b901a563e29ddfcc06559b
- 03 L bbbaeab645aae00614a3fe0bb019f162776b23521609dff8b0eea5c224447f15
- 04 R e1c3135dca476f4cba410571af06b33f80c99994b257f28995650fa7f1f2be17
- 05 R 9cc71e142de47bba81a72caebe2e2b0b8d2c065d53d9faedb2dc3d75e545a0dd
- 06 R 07d547ca0b1aa2ab0d366173fa0cd4d6a9ae0ec1186f6b9e8cce82ec39583c89
- 07 R 3e9dfebe798179030a8c07ff3fd218c3a79d7d2178675da434dbfaa988697d66
- 08 R b9905dda7fda2c84bc79395eafaa936227760618f7f83e77b731a3a6c0ec4a55
- 09 L 35912030896ac247cb6bd1d923fe8e5b90a690d9b4a26cc9d2907d33a09df309
- root 6e4db2bfe09a1a875fca960d634e69b295fc8792fb5036e83e619f1acd7a3a6d