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
CITY OF MALOLOS, BULACAN Award a ₱1.4M contract to SAMJS CONSTRUCTION SERVICESCities
Transaction hash:
cb120ada40d140dfc8e0e5475edffd9af81f3dafbb2c80190a3ba89e00aeb5fc
Status:
Included and unchanged
Block:
#5,151 862 blocks after it
Position in block:
Transaction 261 of 332
Award day:
May 12, 2023 (3 yrs 6 mo ago)
Value:
₱1,420,505.25
Project:
CONSTRUCTION OF ROAD DRAINAGE CANAL AT MAHUSAY ST.
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)CITY OF MALOLOS, BULACAN awarded it to SAMJS CONSTRUCTION SERVICES 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 City of Malolos 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 cb120ada40…aeb5fcnow …
- 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 cb120ada40d140dfc8e0e5475edffd9af81f3dafbb2c80190a3ba89e00aeb5fc
- 01 L cad449716d3f943655a35616e57265483ff8106e3e4062673feb768ed52c4519
- 02 R 8c5f6ceb8782ae51339845a9ca5f8f79ebcd991a04f7a1060d05621c3a4fd88c
- 03 L 01f10add257016ecb491f5b4be2de6b684c6b9cecc5fbfaecba684d10154fc75
- 04 R d571d520ed7079bcba6d69dbb2d8822805cec71d85f839d018085b16fe7984fd
- 05 R 7badf7df88289a12f454b71ecd50788a7882dee4ccf6c79bef0cdfd569516268
- 06 R 23f678c0310d9971fef80922bd6a7ccb8be0b89340483096a703f5d74dcb7304
- 07 R 972d9ef774936203fc5b3b8cb2c17decea0f7840203e24ba2314b8bb1aa49ef6
- 08 R 3a6fde6ccc3302b0d03551299a0f0c14cb9b244bca9ad13b1fc22d2d6744154f
- 09 L 2647b4ecd48f433e76e5432bc2c77b958cadadf5d0a85fda2a13a5927c9bdf47
- root e2657b218be9b33d0428acaf9e835ad6c013cd54029071479aaa8a138edf6b69