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 ILOILO Award a ₱609.4K contract to 5'S CONSTRUCTION & SUPPLYCities
Transaction hash:
e4637abf9e42e2fa4e562b9798f2ff5588cc36732fa708a5942737535f4c7496
Status:
Included and unchanged
Block:
#1,204 4,809 blocks after it
Position in block:
Transaction 25 of 27
Award day:
Jul 29, 2011 (15 yrs 3 mo ago)
From:
Value:
₱609,446.69
Project:
INVITATION TO BID - Proposed Construction/Widening/Concreting/Asphalt Overlay Roads at Brgy. Punong, Lapuz, La Paz, Iloilo City (0059-I)
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 #1,204 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 ILOILO awarded it to 5'S CONSTRUCTION & SUPPLY on 2011-07-29.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 Iloilo 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 e4637abf9e…4c7496now …
- 2. Block Merkle root changedstored 813464f3f7…b7ed74now …
- 3. Block #1204 hash changedstored b80962f377…08b244now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 26 records. Each step hashes the current value together with the sibling shown.
- leaf e4637abf9e42e2fa4e562b9798f2ff5588cc36732fa708a5942737535f4c7496
- 01 L dd98b823c8bfdbf183477aa70d1ee78e3cd80e7336d5d6b35b64121fc530272d
- 02 R 9832ad290edacba25e4311924193de88897d27725b20f65d1438628556f0f859
- 03 R ea1d0023d06f2b373f6a3c3faa1dd0c16f89c0af454b9ff9c47464fddee0e89e
- 04 L 0fea35d6178026a31666d241838a070b6fe81719afc184c660689df78ffdff31
- 05 L a5b02d6909d30b401871deb8f96a2cd31762bb93e7787724e56b447583443e29
- root 813464f3f7aaa24b00dca250c4db69f1ddf8dd5dd40559791a062bbfbeb7ed74