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 BULUSAN, SORSOGON Award a ₱2.5M contract to YENZ CONSTRUCTIONMunicipalities
Transaction hash:
bf853f4cbbe4e3e9a36838bd1a3813eb37042c854cc5ba8e097af2d0b0da2ea8
Status:
Included and unchanged
Block:
#5,671 342 blocks after it
Position in block:
Transaction 252 of 325
Award day:
Nov 4, 2024 (2 yrs ago)
Value:
₱2,494,473.09
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 #5,671 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 BULUSAN, SORSOGON awarded it to YENZ CONSTRUCTION on 2024-11-04.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 Bulusan 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 bf853f4cbb…da2ea8now …
- 2. Block Merkle root changedstored 1c3c3b9b4c…3e8b7cnow …
- 3. Block #5671 hash changedstored f0170e686b…011c32now …
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 324 records. Each step hashes the current value together with the sibling shown.
- leaf bf853f4cbbe4e3e9a36838bd1a3813eb37042c854cc5ba8e097af2d0b0da2ea8
- 01 R c0da6d5a92cd73d77d5eafa1c7122ee93c65bd2760f316c8a2ab9fb229a64bb4
- 02 R b9342b943bb07f1f56a4585a0d372abcc28a33e9cf4eb17fb89051ca18b36436
- 03 L 0b03f5747d9235961ae935624fb323a692c376c7eba28968b9782b178424d63f
- 04 L c6ac98f638c0e673a282f364eff2e35e886f172774cfeef138dfd80e7a14bb65
- 05 L 66f73629dce1f5fd9e256cbf7e5e5b9806055822426b59753d29c6078eafd1be
- 06 L b76504d206acadd802ee0af01d49a39fd8cc0d3ffcab270e00428b78393890b8
- 07 L 3a3eb73c270abba9bf689b74762221b41bd0d705f990c251bacd34f90f8acb47
- 08 L 155f709249f69af5e6823bba807a7527b1728405b5650c1510947bb4fd824d28
- 09 R 3e5582536927baf94af28445dc8f7f2e3f7a19a13db90e715523d5a02a15207e
- root 1c3c3b9b4c60bb7f811997d0fd7e1873e4c88d7854403dc41b64e425d13e8b7c