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 VI Award a ₱87.0M contract to IBC INTERNATIONAL BUILDERS CORPORATIONNational agencies
Transaction hash:
cc6733ff09c03a77bcea98db9a2ce0b90a8e2fefc9d903e43a0f4b7ea6136f48
Status:
Included and unchanged
Block:
#3,074 2,939 blocks after it
Position in block:
Transaction 181 of 228
Award day:
May 12, 2017 (9 yrs 6 mo ago)
Value:
₱86,999,999.94
Project:
17G00042
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 #3,074 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 "Regular Infra - GAA 2017 MFO-1", i.e. the FY2017 GAA. 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 - REGION VI awarded it to IBC INTERNATIONAL BUILDERS CORPORATION on 2017-05-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17G00042: 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 2018-09-28). 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 cc6733ff09…136f48now …
- 2. Block Merkle root changedstored 5f2bd1ba01…3bfcc0now …
- 3. Block #3074 hash changedstored ab20b426d2…c9b9f1now …
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 227 records. Each step hashes the current value together with the sibling shown.
- leaf cc6733ff09c03a77bcea98db9a2ce0b90a8e2fefc9d903e43a0f4b7ea6136f48
- 01 L cb7c9fe2a382815f7cf371d81f6db6189430e5f3998ea83538cec4969ac4db49
- 02 R e194885ef146a384eb68bf508c798ad8e21cc50a38329ab39c8e4ee93a63b653
- 03 L 0d5c1b6471191aeca8f162790ade30e259b441dddff13a574ccb72f1d263c113
- 04 R 2cc1abc4c7011cd49edf6a1062ce65478fee63785d0f8701c5264cba6233189b
- 05 L 9bd911cef6960c4bd9f81ea8f6fd18cda5c0a241bc509bec7f1b51c43b0daf17
- 06 L 39859bc097c3ab760b2f722ac618958327343c716f86d1c2efb45f1499ffd4e6
- 07 R e33d239151b7acfefbf079a86ff718646f871fd3cdb52e239b9ab3ccc174ed86
- 08 L 12d198e1d28b3d695c678711bdfea80fba0370eae89f94fdba28e3c748bbc9a5
- root 5f2bd1ba01087668b46ca3e3797ed55d829eda2b72e04b0f74c6b4b4de3bfcc0