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 V Award a ₱141.5M contract to CENTERWAYS CONSTRUCTION AND DEVELOPMENT INC.National agencies
Transaction hash:
37e523b1bb1d3e46eb2dcfa76320e901ce560623ed742e2ea37ab4122e9c63f0
Status:
Included and unchanged
Block:
#5,783 230 blocks after it
Position in block:
Transaction 159 of 795
Award day:
Feb 25, 2025 (1 yr 8 mo ago)
Value:
₱141,545,449.00
Project:
25F00024
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 #5,783 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 V awarded it to CENTERWAYS CONSTRUCTION AND DEVELOPMENT INC. on 2025-02-25.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 37e523b1bb…9c63f0now …
- 2. Block Merkle root changedstored 226157b2fd…afefcbnow …
- 3. Block #5783 hash changedstored 8a8fde55b7…823984now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 794 records. Each step hashes the current value together with the sibling shown.
- leaf 37e523b1bb1d3e46eb2dcfa76320e901ce560623ed742e2ea37ab4122e9c63f0
- 01 L 376370df8f97b3f9ad3d0db46297be71434d8de7cc775163f0f69db9b1b44629
- 02 L fca95226afba6c2009f1c73c175785f36a872509d38722d0eb3b6d6f18eca956
- 03 L 90872e5a0f2f72aa5d5b365d483bbb7c8a6708dc7c023d4e8ee21a1bdb39a349
- 04 L d31f316ecc8829771cde22e15a621705ecbc24b47309a1344dd4ab9cbda1d546
- 05 L 9f45bdd548078b5fcc5feb01b98f209229b241f98814c52ac3e535ac179c0074
- 06 R 3c1ceb436e1003fb3899655f16a81014cf464a6e44647520841c75da3891cf70
- 07 R ee17591e19bfbcc98e8f1f5558bbe860499248ebf710b87f63bbb29650862c94
- 08 L f1d7086862b241483bca4cd8cccad7c08a76fc0a6527d03abddf063d048984b5
- 09 R f9747eb5536f2324e3982069cee2ff97408eb3fde2d575e9736f0af6e603e7ab
- 10 R 083a1d2b6ed1537628efb8fa509dfc1d118cae63b56e4ed224b33c15c9da0287
- root 226157b2fd419a216bf3eeba2961d731a3f7c1ab3837ee0ab49964b07aafefcb