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
MUNICIPALITY OF SAN MATEO, RIZAL Award a ₱197.1K contract to CORTEZ SANTOS CONSTRUCTION AND SUPPLY CORP.Municipalities
Transaction hash:
ef5542016b54301aff66647fb15e18ee4a6f9ee18912578ac9a1ec6d9f3a3898
Status:
Included and unchanged
Block:
#5,272 741 blocks after it
Position in block:
Transaction 299 of 329
Award day:
Sep 13, 2023 (3 yrs 2 mo ago)
Value:
₱197,108.32
Project:
Installation of steel railing Lower Pulang Lupa
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 #5,272 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)MUNICIPALITY OF SAN MATEO, RIZAL awarded it to CORTEZ SANTOS CONSTRUCTION AND SUPPLY CORP. on 2023-09-13.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 San Mateo 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 ef5542016b…3a3898now …
- 2. Block Merkle root changedstored feb2995be6…f8fa1enow …
- 3. Block #5272 hash changedstored 1fcd1d9f2b…b9d4a3now …
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 328 records. Each step hashes the current value together with the sibling shown.
- leaf ef5542016b54301aff66647fb15e18ee4a6f9ee18912578ac9a1ec6d9f3a3898
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- 03 R 70923728d50d8877fc0e6c722318ecee7d70b088367e49383b5297a6a10e740c
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- 06 L 667eed16f4543de1ede36e9c607dac24ffbce00ad444eda91bf17c8a5ec84a49
- 07 R 2d8cd7251aa61ebffa223beb3372ab2fdc6fad033abb17b621e4aab3de23e722
- 08 R a6b4ad6c49a3694f7bb0b4224dc8ba6ccfb23fab50be0cadac4edc45ff691ca1
- 09 L ad84662f1d296535ea1c1257a08eff57c2c572badfc261b0d914346617ee58c1
- root feb2995be6fb7636f0e966c1820ab4848958b7a5887010d21fbb7072e8f8fa1e