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 ₱747.0K contract to OLIVER AQUINO CONSTRUCTIONCities
Transaction hash:
65933b0c459d9d305efc59ea26e0ee3e7abf8d7003b992090032aaa5b1fde6ff
Status:
Included and unchanged
Block:
#5,108 905 blocks after it
Position in block:
Transaction 247 of 702
Award day:
Mar 30, 2023 (3 yrs 7 mo ago)
Value:
₱746,975.62
Project:
Construction of Wash Facilities Structure at Vario
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 #5,108 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 2023-03-30.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 65933b0c45…fde6ffnow …
- 2. Block Merkle root changedstored 7bb3349dd5…f9085bnow …
- 3. Block #5108 hash changedstored fe03b670e8…3fa06fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 701 records. Each step hashes the current value together with the sibling shown.
- leaf 65933b0c459d9d305efc59ea26e0ee3e7abf8d7003b992090032aaa5b1fde6ff
- 01 L 655668ba21021040fc2ac976c850eb1000f374151c5a40357a65c50de32a34ab
- 02 L 0f90b49b6d73e4d2f4a316b447020bcc9b5f13f56829a90dadd4971645f1ae8e
- 03 L b703f1b6c4ee6e2dac88a9659060d2cc4a57b10eb60fad9de74f5dd8528f387b
- 04 R 32a36382338aab483d1a2d64da08ea2e66933e71fec3c05e768e1248a0029df2
- 05 L afb25883729863402ed1435ed09b263dbd42016f7267eae3aaef4815ba9599a5
- 06 L e94bbd98f31a7a82c06da9804a443e01cf92f942b1b7a2de8f6003c391d23b43
- 07 L 3690cc650825034d4fdd915ae00121f0f2dedb13d283b0ee8d8643a7f852fedd
- 08 L ea0983dfd40e162599b110a288807c8f78460a45e88993da766dcac72c579b56
- 09 R 3226acff67912fa44503dd701fc1dda8c5ae6387cb75887a0c205da823bcf7c6
- 10 R 3c0233d7427cf0134ebbf824f721368dd848f8653b8b5f01d4379fda8b2e33ed
- root 7bb3349dd5a31b86a7f93c1620829611e5d7a48d5c7f41636be0ce518df9085b