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 - REGION IV-A Award a ₱5.6M contract to WAYCON BUILDERS & CONSTRUCTION SUPPLY CORPORATIONNational agencies
Transaction hash:
7d7baf4ee2bfced62970bb61d11b2721a3a1460d5ebb4184bf30c7c06829f890
Status:
Included and unchanged
Block:
#5,767 246 blocks after it
Position in block:
Transaction 146 of 288
Award day:
Feb 9, 2025 (1 yr 9 mo ago)
Value:
₱5,578,006.83
Project:
25D00313
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 #5,767 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 - REGION IV-A awarded it to WAYCON BUILDERS & CONSTRUCTION SUPPLY CORPORATION on 2025-02-09.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 7d7baf4ee2…29f890now …
- 2. Block Merkle root changedstored d2d5aee4d3…4bfec5now …
- 3. Block #5767 hash changedstored 8edd190e46…80be8enow …
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 287 records. Each step hashes the current value together with the sibling shown.
- leaf 7d7baf4ee2bfced62970bb61d11b2721a3a1460d5ebb4184bf30c7c06829f890
- 01 R 7daa0bef8310f059191d099949349b76941be0d97fb415b5c03700adac17774d
- 02 L 19b741adc54d67ef9bde21f767b21e71213987633aaf668a2e273e5e585cf299
- 03 R cfa7b45572b5a8a9c463c966e3f13b82e2f1a829aa4a66aff75abfe4162e443c
- 04 R b3ace7a87afbfcbf5d42a95dfcdb65ea8914c825ecf5f8d9a5b8c1677680ca4c
- 05 L fa1633ccc236b25c83c33c59d32d21823bff8749168afdbf9f6101e902b844e0
- 06 R a9f01bd5d785f9e3b25354b56b62fadd1e04f801074867cd9205e781bc28415a
- 07 R 9991a63cb0ef6ca6c788e054ef49ed4e8158a0c9779745ed061ddd5897ff4a3d
- 08 L cd9ae0798968684ad17a0e98d4b4160bf30d0f72fbeb58af790b17178fd9d7e1
- 09 R 7cd4c60b5591f5932f1421972ecc44779ace8abec495a53e6e5b953f3a1b5fed
- root d2d5aee4d3189b4c9104b2d8fa23716e8b9408f4dc5c6e8fa83f5e37ea4bfec5