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 OLONGAPO, ZAMBALES Award a ₱6.0M contract to G.M.R. CONSTRUCTION AND SUPPLYCities
Transaction hash:
430f4cc853ecddb4e0f6b3c23f7102ac188d762c303bbe083c9e4bb5b9b4a8cd
Status:
Included and unchanged
Block:
#4,568 1,445 blocks after it
Position in block:
Transaction 68 of 255
Award day:
Sep 14, 2021 (5 yrs 1 mo ago)
Value:
₱5,987,010.62
Project:
Cell 1B- Drainage System (Double Barrel RCP)
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 #4,568 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 OLONGAPO, ZAMBALES awarded it to G.M.R. CONSTRUCTION AND SUPPLY on 2021-09-14.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 Olongapo 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 430f4cc853…b4a8cdnow …
- 2. Block Merkle root changedstored e8c63a76c4…ddeafenow …
- 3. Block #4568 hash changedstored f4eb6ba01c…b404a8now …
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 254 records. Each step hashes the current value together with the sibling shown.
- leaf 430f4cc853ecddb4e0f6b3c23f7102ac188d762c303bbe083c9e4bb5b9b4a8cd
- 01 R 4587a8010904d6b23502549b6c5fcbb1f6107889bb8c32954edd79d3e82b9dc6
- 02 R 32d2b619f10d812519a6c68435fde73461614323610d2268b78aaef1530308be
- 03 L 103702aaf6811b4fb91e3caecabd560e2553825ab7a19a6f1467a79db0281749
- 04 R 2a65a8682435a6e25ab0073fe7c2944b1e2cb6f4b9db47c39497f7840c23b153
- 05 R d151a45801d6d821069d796d53a7c95ecdd86f995c6102bca46ff96e6f646a0f
- 06 R ce0d4528c47ff93b03fdeb84d66e83d8117f6a9f3baccdb590a3f3245b0f1c3d
- 07 L 037a3a8a675b1859bfdc30cfa1d48956931735c7cd53760883f2f9a9ee0a91a1
- 08 R 30e03f3aca8ac232ca8951c2f1436f292b80708e072a231451ccb3d07076fb02
- root e8c63a76c47c6463e9ee5cad759486b9f79ebc0a06d980bb028692699cddeafe