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 ₱1.6M contract to OLIVER AQUINO CONSTRUCTIONCities
Transaction hash:
0cdffbf53825e77c33b36bb8cb6026b21e36d3476ee987c8bfe5f01c17c6088c
Status:
Included and unchanged
Block:
#3,348 2,665 blocks after it
Position in block:
Transaction 8 of 211
Award day:
Mar 1, 2018 (8 yrs 8 mo ago)
Value:
₱1,565,320.72
Project:
Construction of Drainage System and Rehabilitation
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 #3,348 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 2018-03-01.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 0cdffbf538…c6088cnow …
- 2. Block Merkle root changedstored d073c7a753…e6e524now …
- 3. Block #3348 hash changedstored 54f8077d72…061deenow …
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 210 records. Each step hashes the current value together with the sibling shown.
- leaf 0cdffbf53825e77c33b36bb8cb6026b21e36d3476ee987c8bfe5f01c17c6088c
- 01 R 0dc83e2c243b13400cc59541bb8c16c3b4e83d2d1e11ad8103227ac8a486014f
- 02 R 087b3b14685c52aa45f1e3c4313f58f1e8b548c243a5ac3ee9a8be6f5f58d21d
- 03 R c65b7567a91e571c8d1141bcf4cd61c4cbe5164f5ebdfd74b11c30a2ffb53131
- 04 L 62f08105a2c1cda119d9876c418d2b32f928e0e6d1ec44b720924c208d07804b
- 05 R 9cf6a731a1b49cf45e90de5f961a9ac4b00eb9bc60e06183e7f10be99c1ff0fd
- 06 R 21c9edb5f35187c8a95a64bf9eef8e80d3943c2a0262e171ef8a0aefb3eadf98
- 07 R 1a63154c1b82bdb7df7250c76522e03b585f3a74eff333c5c5d35c215ce6caef
- 08 R e8cbcf96b9dde50ec64530fff8b6625400e10d99d5512a34ed5a96deb2eb9e47
- root d073c7a7538f65423f6fe991bd804214d450e9531a04d43e3bd8616a5fe6e524