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 BATANGAS Award a ₱30.3M contract to PPG CONSTRUCTION CORP.Provinces
Transaction hash:
a68a0fbde6bc0e9d11d599bc9ba854c72d3a47fdd2d00b1f74c032f4603586ab
Status:
Included and unchanged
Block:
#4,134 1,879 blocks after it
Position in block:
Transaction 75 of 121
Award day:
Jun 16, 2020 (6 yrs 4 mo ago)
From:
Value:
₱30,272,090.44
Project:
Construction of Security Fence and Improvement of Multi-Purpose Building/Rehabilitation Center at Brgy. Malainin, Ibaan, Batangas
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 #4,134 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 BATANGAS awarded it to PPG CONSTRUCTION CORP. on 2020-06-16.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 Batangas 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 a68a0fbde6…3586abnow …
- 2. Block Merkle root changedstored aaf947ae5f…e28cc8now …
- 3. Block #4134 hash changedstored 90bbf81a85…352b0dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 120 records. Each step hashes the current value together with the sibling shown.
- leaf a68a0fbde6bc0e9d11d599bc9ba854c72d3a47fdd2d00b1f74c032f4603586ab
- 01 L a6459b79edcb7d064992e17611df73e05debf88431c0109e7e8b3b8eb2e2477c
- 02 L cc40dda2e91db2cd3a2f3a45e8cf48b799a113b0c502aaae1fb58fb8338aca4b
- 03 R 9beeab4fb73019a17483763e4b94a7e920fc3eb38fe38059532c13ad643c5a2f
- 04 L aec01667fd12fd5745f990f3d9514f4ace3099e03a33e8cfbd43e62f450d3a6f
- 05 R 3557ac3df53f7afb70d6ca0bf0d7872c2bd7fdd55f615d33e55402ed1b713e56
- 06 R c707e3f47329afd7111b079361900b74bb0681c66b2742ae7b0f0d5286e1d1ac
- 07 L b76951f623bc62a8ea125d461686544f485aa57755daeb260c095726274c0b82
- root aaf947ae5ff3def0b6dec4317032dbc0a2c4e3450f104c16da24b86e97e28cc8