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 - ILOCOS NORTE 2ND D Award a ₱19.7M contract to CURRIMAO CONSTRUCTION & DEVELOPMENT, INC.National agencies
Transaction hash:
bb9b83fdaadfd7cec2c04cec3b5d02c9a3a8d55bd2d6e69810263447e1dcefc7
Status:
Included and unchanged
Block:
#5,915 98 blocks after it
Position in block:
Transaction 90 of 124
Award day:
Jul 23, 2025 (1 yr 3 mo ago)
Value:
₱19,699,342.30
Project:
25AB0191
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 #5,915 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D awarded it to CURRIMAO CONSTRUCTION & DEVELOPMENT, INC. on 2025-07-23.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 bb9b83fdaa…dcefc7now …
- 2. Block Merkle root changedstored 1bbe61735e…5198banow …
- 3. Block #5915 hash changedstored 12dbc3d471…31412enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.
- leaf bb9b83fdaadfd7cec2c04cec3b5d02c9a3a8d55bd2d6e69810263447e1dcefc7
- 01 R bcd7606560afcaa3116148cdfba7617e2fae3149c6191cdeca79d54a27f66dbc
- 02 L 8f90686fde579498e372f9ee70cb17aeed06c8b9a2fefe6b9af1d18e454f57c0
- 03 R ed6c92cdc5223ce317ba1f7374e9ab58c3be7a44f69b93adbe6e5f00abe15a9d
- 04 L 8b582a6bccff8d8a0656572b53a9a6809ec58d9cdf02ef2c285d8e9abb89a814
- 05 L e3e42ea3335053f0184273dfb9232718a91e241cd631ecb63f6180c7472e757d
- 06 R d5b254d21cd3f31341efcfb2fa732da00128b92f6daf6d40cffdfbfd3a909824
- 07 L a99fb7a9d6029116e0e8be6b40bdc3059ea8b7a59e382458290af680fc31007d
- root 1bbe61735e931429a5e85bc8b80abe4c6405e1759e6b10f5443eaf8be85198ba