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 ILOCOS SUR Award a ₱2.0M contract to M.V. SABALBURO CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
00fe588ff3e251ff33fbfd1c4edd6a0ad643c415ca91b20ce29b4776c03f0135
Status:
Included and unchanged
Block:
#883 5,130 blocks after it
Position in block:
Transaction 0 of 10
Award day:
Jun 11, 2010 (16 yrs 5 mo ago)
Value:
₱1,951,059.28
Project:
Improvement of Brgy. Tamurong Road, Sta. Catalina
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 #883 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 ILOCOS SUR awarded it to M.V. SABALBURO CONSTRUCTION AND SUPPLY on 2010-06-11.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 Ilocos Sur 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 00fe588ff3…3f0135now …
- 2. Block Merkle root changedstored 01f8e81dd2…8fe05enow …
- 3. Block #883 hash changedstored 3ec172d8bf…734be2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.
- leaf 00fe588ff3e251ff33fbfd1c4edd6a0ad643c415ca91b20ce29b4776c03f0135
- 01 R 036f8f3a66c3a9f6c2f66aee54dddc9c6cd9b345956de68e94f382c97846a9b8
- 02 R c04f62562a22667b176cbd19fde02b59b89a41d6802a3786e3047b928c7f2ec2
- 03 R 81f52fc3820d8187feeebf937086067237f66bf7b23655b3e28c9248494b349d
- 04 R 4bd5e9ada5f595857499b2b2bc16993b8fd91450f0881e0bff76ac5306508e16
- root 01f8e81dd2c90ec90fab99e3bc7175825f165fe58d811eca437b1384548fe05e