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 - DAVAO DE ORO 1ST D Award a ₱5.9M contract to R2J2 BUILDERS CORPORATIONNational agencies
Transaction hash:
9182dfbb34fc3408ae0b5a78975942fce346d94749b2f4accb44fbf522b0fc4e
Status:
Included and unchanged
Block:
#5,876 137 blocks after it
Position in block:
Transaction 7 of 12
Award day:
Jun 10, 2025 (1 yr 5 mo ago)
Value:
₱5,887,591.38
Project:
25LA0040
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 #5,876 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 - DAVAO DE ORO 1ST D awarded it to R2J2 BUILDERS CORPORATION on 2025-06-10.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 9182dfbb34…b0fc4enow …
- 2. Block Merkle root changedstored 12c5d5afcd…f4d636now …
- 3. Block #5876 hash changedstored 1d8e450207…5e4fd7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 11 records. Each step hashes the current value together with the sibling shown.
- leaf 9182dfbb34fc3408ae0b5a78975942fce346d94749b2f4accb44fbf522b0fc4e
- 01 L 8c477ac06f8e02e8fd3df126ad235cdfa8b71dcb903e8cac8c4cabdf27116560
- 02 L 487923898e11d6bb3fbed373b11cc7a102cec17a7ad5c9d3f538c4b16381354d
- 03 L 168f43787eb2efd49608ac137d524b525f93730d2f0c0ac41b42f3f033bfc5ad
- 04 R 5f7fdd31c8d479014fb953645c83d8d920d036b8948f0c46eace93adbd1dfa3e
- root 12c5d5afcde340d6cfaf3eeb2e60c10d232d178f63a4ad249a1fb661acf4d636