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 SUR 1S Award a ₱20.2M contract to ROWIE'S CONSTRUCTIONNational agencies
Transaction hash:
d4a193db8d17524d4e15b0fca5b73460741c4ef1eb9d3ac0027cd5d20be44ed3
Status:
Included and unchanged
Block:
#5,038 975 blocks after it
Position in block:
Transaction 165 of 203
Award day:
Jan 16, 2023 (3 yrs 9 mo ago)
Value:
₱20,195,323.92
Project:
22NH0107
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 #5,038 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 "Outside Infra - Trust Funds 2022". 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 SUR 1S awarded it to ROWIE'S CONSTRUCTION on 2023-01-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22NH0107: 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 2023-07-15). 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 d4a193db8d…e44ed3now …
- 2. Block Merkle root changedstored 7c5ac9b0d0…0e3539now …
- 3. Block #5038 hash changedstored c5bd341a55…6a2138now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 202 records. Each step hashes the current value together with the sibling shown.
- leaf d4a193db8d17524d4e15b0fca5b73460741c4ef1eb9d3ac0027cd5d20be44ed3
- 01 L d47378cef2a3d35858617b1955e3b750d01b585fb1f40289bcf095fe8a46c2c7
- 02 R c07c43aa01889fd2d709aa4b40733788d72a58c19ec60b5490b6cd70d2f57639
- 03 L 405d34506c2278f61bbdc388b0c14032f9724b7ae18dfa097b482c8c63d94fb1
- 04 R 5e84f1f63fbdfc09dbc5a370b99f8ef93c8e8b58285fd646e29e38c018791eea
- 05 R 4de863cf81317647088a6b95df31df54bcac4f0311edd202b4061f0443d42445
- 06 L 50ab11f75ef22a5b81f74910b7cbe4961477a15066bc99c926226eb5d2cef795
- 07 R e494956499f5011a9777fa1f5651262fb6b04c333f61b6d1436f1a79887e9889
- 08 L f6f9cea1d2c99016fc8624039b9f34290ad467c7e79342f9fcf2eb09a0d7675e
- root 7c5ac9b0d0c7a01cccc0d8242b086834d76249b35ed9445662e2a4dc4d0e3539