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
CITY OF PARAÑAQUE Award a ₱159.4K contract to BLOCTEC SERVICE CONTRACTORCities
Transaction hash:
c9c11ce96832cbcd3c0b2fc87fdd622f88fc53091f72c20c376aceea9f1af701
Status:
Included and unchanged
Block:
#2,262 3,751 blocks after it
Position in block:
Transaction 128 of 156
Award day:
Dec 5, 2014 (11 yrs 11 mo ago)
From:
Value:
₱159,418.43
Project:
Guard House at Welcome, Brgy. San Antonio
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 #2,262 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)CITY OF PARAÑAQUE awarded it to BLOCTEC SERVICE CONTRACTOR on 2014-12-05.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 City of Parañaque gave a "unmodified" 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 c9c11ce968…1af701now …
- 2. Block Merkle root changedstored f879ddefc6…916158now …
- 3. Block #2262 hash changedstored 396e0aa217…99049enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 155 records. Each step hashes the current value together with the sibling shown.
- leaf c9c11ce96832cbcd3c0b2fc87fdd622f88fc53091f72c20c376aceea9f1af701
- 01 R ce31ca88e7fcd48ae888a212c1162e439b1d61547060b5de169465d28d0f64ba
- 02 R b01c31579f8e546b0d2a1a2b70980dd17cbece8fabf75c56396984aeb32bd6d4
- 03 R e6ae72987d2563e322bf200e2bb243339875e0ceac1dcae1bb581b505a67c1a9
- 04 R f7464961d3e7278cb609ea6f787cad3ef680bfaed704237b56201239914ff038
- 05 R 3b00b95bd3ce0d846a5285464acb037f0be1ae14e3aa370513e9bbe749bf6659
- 06 R c5497a710d5f7202619e4825500e5b1b3c6a73410a9a07301c43986ef8010849
- 07 R e06f59857b7ef69b716e1aadeb98c59f58f8e2587bcb8f6dc974c1e453fd9e12
- 08 L 8f34510d32e5c7e90e49b7aa2330d13446c17fe103326c74b36a2022961beb1d
- root f879ddefc6c610636bd0ee46ef4733a71b915245d0285b0d428d36ad70916158