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 ANTIPOLO, RIZAL Award a ₱903.5K contract to OLIVER AQUINO CONSTRUCTIONCities
Transaction hash:
ee5043efee8c2c473dbfc98c6aad6e5e1fb306ac6cac4df3e8c7eab6408e8ff8
Status:
Included and unchanged
Block:
#3,164 2,849 blocks after it
Position in block:
Transaction 170 of 183
Award day:
Aug 15, 2017 (9 yrs 2 mo ago)
Value:
₱903,500.78
Project:
Repair / Repainting of 17 x 30m Multi-Purpose Cove
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 #3,164 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 ANTIPOLO, RIZAL awarded it to OLIVER AQUINO CONSTRUCTION on 2017-08-15.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 Antipolo 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 ee5043efee…8e8ff8now …
- 2. Block Merkle root changedstored e76208d4d6…f727adnow …
- 3. Block #3164 hash changedstored d22e467748…733c02now …
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 182 records. Each step hashes the current value together with the sibling shown.
- leaf ee5043efee8c2c473dbfc98c6aad6e5e1fb306ac6cac4df3e8c7eab6408e8ff8
- 01 R f0d0d57383a6d9fba3962b8b1b65c7e73477d359c7043fcb8848f311e6a0fe27
- 02 L 870537a41d2e7babccb6ec93119e822b7ac0b7d5d2462781ea4d4e2defb7a1b0
- 03 R ad606d82ecab0348670039b67e2f3b5be12a9a567a3259af1e8421335be28d4a
- 04 L f112928516c23c5e9661dd74785552f1890b6920a8c61b40a7c883a1f136834f
- 05 R e8ac46ee9fe465923d7623ce6dd1391da63721e9ef56b38e56677f872cae461a
- 06 L 36203d016abc0517fac4a8c0c2810c870e1e6826ee099b60e6ae65117021177e
- 07 R 8b346be24f1a2c55c2f69b8c6a223efcefad9998a3bd4085d5d6375ec2300765
- 08 L a4310bc0a572763cc1c4794c56bb0cef69f418bcb4aca96f3c6a2f52aabaf822
- root e76208d4d6699519fbf72cf9913a23e2813585a7cf0610fd049d36610ef727ad