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 TUY, BATANGAS Award a ₱497.3K contract to RM DAYANDAYAN CONSTRUCTIONMunicipalities
Transaction hash:
2c38c404089554b7e4349727c58b5db9967da59ba70699f41544e711211c4578
Status:
Included and unchanged
Block:
#5,151 862 blocks after it
Position in block:
Transaction 55 of 332
Award day:
May 12, 2023 (3 yrs 6 mo ago)
Value:
₱497,284.68
Project:
Rehabilitation and Improvement of Barangay Road
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 #5,151 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 TUY, BATANGAS awarded it to RM DAYANDAYAN CONSTRUCTION on 2023-05-12.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 Tuy 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 2c38c40408…1c4578now …
- 2. Block Merkle root changedstored e2657b218b…df6b69now …
- 3. Block #5151 hash changedstored 8cf21bf626…495b1anow …
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 331 records. Each step hashes the current value together with the sibling shown.
- leaf 2c38c404089554b7e4349727c58b5db9967da59ba70699f41544e711211c4578
- 01 L 2be95a67f8753dd403b88658c284c151fb954e71c880c4b6ed87e13a6d508166
- 02 L 187c9c599aeb9164075991ddf6e82e131ec25f5bff233241793838925b033ed5
- 03 L 126a93f646ec0abef33ffd9e6051ef618ca40d0e16dba71c558acba4da7f0dfd
- 04 R 3634f8ebaa7d44dcde5cc0dbfd0475c4e7e421b89d84ef523d91af91b3073a84
- 05 L 010fd73d88fd50b5335afbb8a7b2f206bcec610d2edf30f76d0be8d57607e717
- 06 L e965131f0f94a30b8387c56eabb27222bba3bf7383fd7721f325df8630933384
- 07 R 08bc538135fa6b41e5ba35068688ac4a4458985e66c24ae88cbd03c6f718417f
- 08 R 2a805d366a6480d37203fd3e082b9ee712520edc977cdd5f5bf5b6588c82a34a
- 09 R bed6e2b6ce9300f1b053de9c25cfdd68b9154d13afd080332df5d0fd273853a1
- root e2657b218be9b33d0428acaf9e835ad6c013cd54029071479aaa8a138edf6b69