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 ₱2.4M contract to SAN RAFAEL BUILDERSProvinces
Transaction hash:
16f176efd848dd5d90cf141a1436576a10f2a3b0eb8be24afd72bfa1bb73bc90
Status:
Included and unchanged
Block:
#688 5,325 blocks after it
Position in block:
Transaction 4 of 51
Award day:
Sep 15, 2009 (17 yrs 1 mo ago)
From:
Value:
₱2,384,610.57
Project:
Const. of two (2)-storey Ynares Multi-Purpose Bldg. at Brgy. Macabud, Rodriguez, Rizal
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 #688 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 SAN RAFAEL BUILDERS on 2009-09-15.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 16f176efd8…73bc90now …
- 2. Block Merkle root changedstored 40bc141693…641ca6now …
- 3. Block #688 hash changedstored 02059ea6fc…80293anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 50 records. Each step hashes the current value together with the sibling shown.
- leaf 16f176efd848dd5d90cf141a1436576a10f2a3b0eb8be24afd72bfa1bb73bc90
- 01 R 1efccde099e7e1fe3f70d5b434b55be85e027a50941a5c277ce47297fd242b6e
- 02 R 5c8d88a6e70ea2135ba9b983aeb033e3d2d8a8141f23228fdbb0d598f6aba10e
- 03 L 4b1956654399caa6a6e958c740d8e6ad950106b2ba6fc18856339f2bd1ec7df1
- 04 R c99b09ddd2dc6ce985609607f2af82b7a01bcab7cec597654cab3512a5c0623b
- 05 R ca7e32b42c11b71891e0bdd166911581b71764949f77b2558a8d811a2005363e
- 06 R c8308edd78d4bebdba79c3f6e9a82e4a3531fd7613a4369fbdb3b4fdc31dd29e
- root 40bc141693564c2ea2ca5b945a600b636d0114736db31a08fb58ea6d22641ca6