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 ₱489.9K contract to TOPMOST DEVELOPMENT & MARKETING CORPORATIONCities
Transaction hash:
d4e1709363057de644d1c083b79c6744f42eb9d6d7afc43ae86c0c11043638d8
Status:
Included and unchanged
Block:
#4,036 1,977 blocks after it
Position in block:
Transaction 151 of 175
Award day:
Feb 27, 2020 (6 yrs 8 mo ago)
From:
Value:
₱489,857.51
Project:
Civil Works
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 #4,036 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 TOPMOST DEVELOPMENT & MARKETING CORPORATION on 2020-02-27.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 d4e1709363…3638d8now …
- 2. Block Merkle root changedstored 4580a80d79…4ccb90now …
- 3. Block #4036 hash changedstored 784d20c03c…668e28now …
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 174 records. Each step hashes the current value together with the sibling shown.
- leaf d4e1709363057de644d1c083b79c6744f42eb9d6d7afc43ae86c0c11043638d8
- 01 L d4a63541b7546bbb7a10f4868259a03d705600a0f99481f2082064cf71fe1ba9
- 02 L 8104f48823149307e62db45375a54aac5fd0bf42f2742d6cdceb0626f0c08177
- 03 L 8fca141cf58e83330753be0a2d6c476a09ca48fd5405512fddb0b43deb8b4f13
- 04 R db4f57f36df527c6d833285b13961c15c8db4d7908ee6b6d3a729939536f74e5
- 05 L 0a610b400d84c3a5f25e53bf6ef3a48fba103683d16112e5b17a110c3529afc7
- 06 R 571ae89c270559419851d206df50c4a5d53755a19527ae67bab3cd21f7770345
- 07 R 9debdddebdca21e8b45bc1e0e157a378521ed497ab555d84333416f12d5b3b3d
- 08 L 21915686a0c11a2ef76fd7e6abb69ca71db3ac684e4d1f846c3f6e351d2f1fee
- root 4580a80d79192949e219f5d4e2be5e652ef54f2c4308b654eea66519d04ccb90