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
MUNICIPALITY OF VILLAVERDE, NUEVA VIZCAYA Award a ₱9.8M contract to MAYHALIGUE CONSTRUCTION & SUPPLY INC.Municipalities
Transaction hash:
839b49e6366fbfb6fbd2ba8a6da1ecb89d0cfb31c8a547520f7a84590f070c21
Status:
Included and unchanged
Block:
#5,135 878 blocks after it
Position in block:
Transaction 201 of 419
Award day:
Apr 26, 2023 (3 yrs 6 mo ago)
Value:
₱9,831,335.81
Project:
Construction Project
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 #5,135 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)MUNICIPALITY OF VILLAVERDE, NUEVA VIZCAYA awarded it to MAYHALIGUE CONSTRUCTION & SUPPLY INC. on 2023-04-26.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)COA's CY2024 audit of Villaverde gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 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 839b49e636…070c21now …
- 2. Block Merkle root changedstored 4fe6f47e03…490c36now …
- 3. Block #5135 hash changedstored ad988457af…924359now …
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 418 records. Each step hashes the current value together with the sibling shown.
- leaf 839b49e6366fbfb6fbd2ba8a6da1ecb89d0cfb31c8a547520f7a84590f070c21
- 01 L 833f6a39f5d98c902d2dd084b730dfcf0815526351c431f7122452f8ca0ceef6
- 02 R b9973e5132544880ac04594b1b13db90173b29055be23ea5f54386e17d8d915c
- 03 R c3d6e407e9f131284d5f5896bd2553d720903dcba732c0dcd259d4b9c1073178
- 04 L 26e8bd6bcaa914e06bd1edac0564af947942f44bf5cb5fcf0e50fd70638dfe65
- 05 R dea561d3fa21cde543442a73e6a0b0497361bb98e078292d2f5ad5172cc29b73
- 06 R cc0fe5cf3285ccb9420cf6db30483eb7c5796cb05c01477119c7c3e5d0ab82a9
- 07 L 93f82306d4ae08fd4ac2df8b64e628eeba7ee9930d67d22ce2ccf4f99759b06f
- 08 L d6cfd7fdf719828d83a1c48318c5e15b78991b219fe25cb23d5cbba3a0f12951
- 09 R d452f3b620465f12a1e7286df2e6e07a2170f22b97c81b5b3abf5f0431522e80
- root 4fe6f47e0349503cdd66797098bfdb1e38a912735a412b3e5d75bc5b83490c36