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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED Award a ₱76.2M contract to ST. GERRARD CONSTRUCTION GEN. CONTRACTOR & DEVELOPMENT CORP.National agencies
Transaction hash:
0af2fef2c50996b67e4c30c87ffe6600d186f9ab73bd30a1ffff1498c1ec424d
Status:
Included and unchanged
Block:
#4,803 1,210 blocks after it
Position in block:
Transaction 7 of 173
Award day:
May 18, 2022 (4 yrs 5 mo ago)
Value:
₱76,235,189.93
Project:
SIPAG Flood Mitigation Structures protecting Publ
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 #4,803 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED awarded it to ST. GERRARD CONSTRUCTION GEN. CONTRACTOR & DEVELOPMENT CORP. on 2022-05-18.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 0af2fef2c5…ec424dnow …
- 2. Block Merkle root changedstored 81c70453e4…864e94now …
- 3. Block #4803 hash changedstored 59b69be5e2…757406now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 172 records. Each step hashes the current value together with the sibling shown.
- leaf 0af2fef2c50996b67e4c30c87ffe6600d186f9ab73bd30a1ffff1498c1ec424d
- 01 L 0a4bbda92172ff332cbf5edaccaad8b5ec407b996d68a7cca2bc758eeb9322de
- 02 L 9c496e432437badde581766f6d214f13bec1bc8dcd013ff383f1934bdc092627
- 03 L 19574a4360e6f0c1aff3b44384a06f5092dfd460cc164fe9e9526805b1c5c8e1
- 04 R dbb40ed80e14d0d4b480f0555fe6b51cbd20f75b32a6389921bb83ae71a9c29d
- 05 R ec71007eda90cca73c9329c85a7aed2bee961eccae1260e390eba1e8cf1a7c3c
- 06 R 9ab6d17da13b733372668bdd0d60a5dc18f982133e0da8c92615bd64cdbe7753
- 07 R 5d619498d00b035970ba1f984b74488cf3da55fcca57a0bc13aaaaff0316306d
- 08 R 76093d4d8b7ceadcdd544278c15976683fed6404930b3c446436cce8c3853254
- root 81c70453e4dbc93c36088e0958ec4044fa28099a2885f47ad97b9b5049864e94