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 - REGION IV-B Award a ₱140.3M contract to MORTAR MASTERS AND CONCRETE BUILDERSNational agencies
Transaction hash:
1adfbbfbf5ba765a71b774d88db99e4ce0e2ed56e985fe26b455aec175661884
Status:
Included and unchanged
Block:
#4,836 1,177 blocks after it
Position in block:
Transaction 26 of 239
Award day:
Jun 24, 2022 (4 yrs 4 mo ago)
Value:
₱140,291,625.98
Project:
22E00064
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 #4,836 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 2022 CSSP", 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 - REGION IV-B awarded it to MORTAR MASTERS AND CONCRETE BUILDERS on 2022-06-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22E00064: On-Going, 63.4% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 1adfbbfbf5…661884now …
- 2. Block Merkle root changedstored 20f3660e3b…69436fnow …
- 3. Block #4836 hash changedstored 6492603514…995fb1now …
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 238 records. Each step hashes the current value together with the sibling shown.
- leaf 1adfbbfbf5ba765a71b774d88db99e4ce0e2ed56e985fe26b455aec175661884
- 01 R 1b4759a3dabc250429e4f078ea0a42ca89c99957ec2d8b952ddcc4df4c74378d
- 02 L a7d1244826c667b58ff203fac374257b0d10a69716a5b67051ee76bd159b042d
- 03 R 09acfec5b0cbafd886819e18b0b180722a7cc2ccd792c509d0c46e602ade6f7c
- 04 L 5b62df1bf37cf3d5c9c26ab952813f2adc071b61a0d1b669dfb18b377861fd6d
- 05 L a3309ba7d2b8461d9f60ffd026eb0a3b46585f2eeebd253cd9af2e4fa3ae0553
- 06 R b32cef813dfd44c722cb3d0b7304dbea424562a585fef8033c85db6d04c446c7
- 07 R d47a5850a812669332d45a86a7261008ff71eb7368a334d63299115d0cca36e7
- 08 R 00f860e82c54e95e19a0d5d11a212268ec0c9ceb722dd7637f143f44d11acf49
- root 20f3660e3b37aa7eb4625d3d541d95a35ad4724dd225c2373d9e27572869436f