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 ₱1.6M contract to SAMJS CONSTRUCTION SERVICESCities
Transaction hash:
911dbd22edcd198df28aa168d761f2a1070db47b22db6bf83fdba6a2ff9bf01b
Status:
Included and unchanged
Block:
#5,356 657 blocks after it
Position in block:
Transaction 144 of 286
Award day:
Dec 12, 2023 (2 yrs 11 mo ago)
Value:
₱1,632,000.00
Project:
SOLAR POWERED WAITING SHEDS AND WALKWAYS (PHASE 2)
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 #5,356 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 2023-12-12.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 911dbd22ed…9bf01bnow …
- 2. Block Merkle root changedstored a7a532e6c8…401b36now …
- 3. Block #5356 hash changedstored 90cf74a096…7ec9a6now …
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 285 records. Each step hashes the current value together with the sibling shown.
- leaf 911dbd22edcd198df28aa168d761f2a1070db47b22db6bf83fdba6a2ff9bf01b
- 01 R 9164efa6ad5d4a478b92e8ace742221e4afabc93101e51aa4f2d5c2dcd237198
- 02 R 7fe1e56f672e92a7ab79347cbdee392d16b90d3985b7a38f7b83604a189a70f6
- 03 R e33bf11db821250c819469f2c7510c4f73140b03cb9d1e30431948c620d5529d
- 04 R 37fcfa6dd68f141749f6ce0d341277815e10b6b73ab553334a85dee549edc01b
- 05 L 1fe8037aa44fbec75d96470d5bb31d59b264cacf0cb4a3fcc0da7e8764e76241
- 06 R 86a063ca1595d461d82dd4427d8ad8db7cecc9ad004713d4c7a61e99a73d1d83
- 07 R 913d7464371580f5cab664e6c65face6fed403a57d0d94f82621bd17864c4dca
- 08 L 7ce81d265678c29d7263a53e1e18edcbf04b84131abfb8d88fb713567fe662c2
- 09 R 2b8b4a3080c8c353fc0ab5c1093c0fb063f7013c7a6e3559c82295fef1f12686
- root a7a532e6c82fa78fcb0657a7c4ffd87bee62d915ee92dc5c0a1124a5c7401b36