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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SURIGAO DEL NORTE Award a ₱24.7M contract to CHARLZ CONSTRUCTION, INC.National agencies
Transaction hash:
c1d4781e5d6f69a6b4500aecd21233edaf6445f58e02a839c74a42bc7071c8b2
Status:
Included and unchanged
Block:
#5,048 965 blocks after it
Position in block:
Transaction 210 of 281
Award day:
Jan 26, 2023 (3 yrs 9 mo ago)
Value:
₱24,715,600.00
Project:
23NG0007
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 #5,048 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)DPWH lists the funding source as "Regular Infra - GAA 2023 OO-1", i.e. the FY2023 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SURIGAO DEL NORTE awarded it to CHARLZ CONSTRUCTION, INC. on 2023-01-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23NG0007: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2023-09-02). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 c1d4781e5d…71c8b2now …
- 2. Block Merkle root changedstored b86674f806…4df2dbnow …
- 3. Block #5048 hash changedstored 94d9f5d0a8…0987ffnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 280 records. Each step hashes the current value together with the sibling shown.
- leaf c1d4781e5d6f69a6b4500aecd21233edaf6445f58e02a839c74a42bc7071c8b2
- 01 R c27c4ce18659bfaff61bfe0ef83f855ca75a435420517bdc78079fd22fadf460
- 02 L b83b9ffde37f985aa10277b40ec45ab46889a130ff2ba41ce2cd6ce5e10a5015
- 03 R 5aeba9f4c975eeea60269ec92c0b8bbf1f0ca46d5351fe188f39cb98b6a00c9b
- 04 R 5c16fd7af27bb5a86c541a3d511b7e47de25639377ecb67d23c2e7ab0f0b21fb
- 05 L f772a6921154d2e1707228bde2d3503c2db9eb111a94439815d35f25cf7991a9
- 06 R dcc6f371b62d5cc4bd193286bc3d389f7f6ed4f7569005c96c5f85547499ab8b
- 07 L 4cb1cef9f05415017f167a388ef1f7db638683c8d7329ce785d943ff815c36b4
- 08 L a2f146f62e12613b7f30b31e680e5e2ee959308ab1d86e4e9b22cc669a5f680d
- 09 R e7557cadd47de9e6885bc70b5814ccc6cb486a701569ec72f30f05e44a2f8256
- root b86674f8061d2789867e2dd58f9bdc46cd11308fe02b8fb05394a413934df2db