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 SAN NICOLAS, BATANGAS Award a ₱299.7K contract to MGS BUILDERS AND GENERAL CONTRACTORMunicipalities
Transaction hash:
7f74d4d3b75fa4e594cb5da865fd732b1e39ff6c5c1e06a3787f8a2a281a425d
Status:
Included and unchanged
Block:
#3,705 2,308 blocks after it
Position in block:
Transaction 172 of 343
Award day:
Mar 12, 2019 (7 yrs 8 mo ago)
Value:
₱299,740.00
Project:
Const. of Drainage System & Other Structure
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 #3,705 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 SAN NICOLAS, BATANGAS awarded it to MGS BUILDERS AND GENERAL CONTRACTOR on 2019-03-12.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 San Nicolas gave a "not stated" 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 7f74d4d3b7…1a425dnow …
- 2. Block Merkle root changedstored 309cae6466…cdaf14now …
- 3. Block #3705 hash changedstored 32142fa092…8fd59fnow …
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 342 records. Each step hashes the current value together with the sibling shown.
- leaf 7f74d4d3b75fa4e594cb5da865fd732b1e39ff6c5c1e06a3787f8a2a281a425d
- 01 R 8032d6a2277a5a52d911d16dda2d723e7da4dd18a68ad4f35fed386f08b4c8e6
- 02 R a240db20da43af58ac7a368463b91bc9e49ee6616b2af9d29d9aa05ca6b5fc8d
- 03 L f91d842d75468175247415ba01025d552b03cfa3487f4f2d24da009c1faca9b8
- 04 L f8b3432238ef65786d3e2680ac5bc9e11b30e0af48d8db484c9668d34b278a27
- 05 R 8c6a79f90fee0cedfc7ebfec3396284b8e1d345101c6bde3988afed1aa596089
- 06 L 9208d9acaa84519acef8f0462f55fcabb32c5b7c29fe5898cf549032d2a44103
- 07 R 85a11547e8c1abf3db7e544b8867c2d9c9617981e8973b8d4c3ca3f02c3be746
- 08 L 1cd5bb3f8b35729d87241e9afc9c33214c674b2c8f06f4aacf5757f67c1e6962
- 09 R 00412f45565f1003cc502f7c78b8ba2219118bac022198aef3027ffaea1143bc
- root 309cae646647ebdbb08e3d161a245e41275c2cd0b5e4d82813c6f7777acdaf14