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 ₱1.7M contract to OLIVER AQUINO CONSTRUCTIONCities
Transaction hash:
12bc47add0f2c9e3003e51de31ae982c7e722780f047064a3cbb679d706014a4
Status:
Included and unchanged
Block:
#5,122 891 blocks after it
Position in block:
Transaction 31 of 425
Award day:
Apr 13, 2023 (3 yrs 7 mo ago)
Value:
₱1,657,800.00
Project:
Concreting of Road at Crispinaville C. Lawis Ext.
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 #5,122 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 2023-04-13.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 12bc47add0…6014a4now …
- 2. Block Merkle root changedstored e36b9e354c…025527now …
- 3. Block #5122 hash changedstored 0c912a50d1…c1b8f6now …
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 424 records. Each step hashes the current value together with the sibling shown.
- leaf 12bc47add0f2c9e3003e51de31ae982c7e722780f047064a3cbb679d706014a4
- 01 L 11f1ac35f374c1403ef3d9016a57cfe17d8f3cd3615576aa1933530ec254a1a5
- 02 L 4f9dd74bc1437df45735df98c2b91e80c857af8f0d1ee0c5ac7746f1a84eb721
- 03 L 8f9942953e52c2f028da8c9f644c7803bd304d03adc33069c0da2a02812bdb9d
- 04 L b9dbd746f3ff4311b60e608274559661173f49b25c48dfe0527c776de545794c
- 05 L 1eff8a6c75c41720835fbdce5e0c4b83c8d4a591d9cc60525f83fed274957341
- 06 R 6ebad63f213ab14aecf928853f928a095406148f2db10baac453e6fd621e3f53
- 07 R 36387896837b285a0c1f65de8c33c5fa96dd1dc686124e019b9ea34b6e95a060
- 08 R 7bf9a64cbac369091d934569b25d78620ed13b407451125696803aeaac8313ac
- 09 R 09bd1d10e95e0d102f2e7b4b9e4d59eee3634e7eb1084fd0da076475e7fe8a5d
- root e36b9e354cf6425dc8d37a9e84165ebbdb69c7a416ac1c84b9b9d30547025527