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
PROVINCE OF RIZAL Award a ₱2.3M contract to GKB BUILDERSProvinces
Transaction hash:
89fa59ea4b8cc3ab16cef6ce994511d79d3ce24b92555d39e149e6e94f44f09e
Status:
Included and unchanged
Block:
#5,200 813 blocks after it
Position in block:
Transaction 208 of 390
Award day:
Jun 30, 2023 (3 yrs 4 mo ago)
From:
To:
Value:
₱2,270,917.94
Project:
Construction of Concrete Canal with Concreting (wi
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 #5,200 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)PROVINCE OF RIZAL awarded it to GKB BUILDERS on 2023-06-30.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 Rizal gave a "not stated" 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 89fa59ea4b…44f09enow …
- 2. Block Merkle root changedstored 7f30814393…15ceb9now …
- 3. Block #5200 hash changedstored 223d524fc1…2e9227now …
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 389 records. Each step hashes the current value together with the sibling shown.
- leaf 89fa59ea4b8cc3ab16cef6ce994511d79d3ce24b92555d39e149e6e94f44f09e
- 01 R 8a44e4006dc4c315bfb754b38178f23600df116a269d617ff6a3562376dddf57
- 02 R d02103f31421244b7b6b03b48a98921ec8f00f8bf72fed790b78924c56f7e7e6
- 03 R c3a8843e00632117b146a36376a2fabb254017575309683be4c75909f63cd04d
- 04 R eb08e4ba6a5ef2d239d278a106d12f3c655febc491030a339812b954455210de
- 05 L c0ec28d5b81fda3137f23404af6a1ce6ce3e526d98f85c07a34741c7802c058e
- 06 R 115bb094dce516a1325fb418464e9f35002dba7d7014ca8ace782ac6c3267871
- 07 L 161bce3e83f6e9730f56e0a7b338664d9caf20ee177646e4f5b414c8f809770f
- 08 L 30a40751404eeb9d38f987180a3ab0195c98d4f1bb38fbb7f2da8bee5d96228e
- 09 R 6fe0a65386f3cc2a3a8569ef6cfc64b10742982a17ecf14737c414e0cd0d55b6
- root 7f30814393d4f991e446813493b8e38a726f400e4deda777f9935c26ac15ceb9