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 - QUEZON 2ND ED Award a ₱9.7M contract to I.A. BOSQUE CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
8ecb4e8bdf80ad90ce56b0f1d7700e2d74d48007e5eaeb3295bc6b2e854753bf
Status:
Included and unchanged
Block:
#4,802 1,211 blocks after it
Position in block:
Transaction 175 of 304
Award day:
May 17, 2022 (4 yrs 5 mo ago)
Value:
₱9,702,000.92
Project:
22DJ0145
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 #4,802 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 2022 CSSP", i.e. the FY2022 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 - QUEZON 2ND ED awarded it to I.A. BOSQUE CONSTRUCTION CORPORATION on 2022-05-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DJ0145: 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 2023-01-14). 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 8ecb4e8bdf…4753bfnow …
- 2. Block Merkle root changedstored 084a2fb569…90cf63now …
- 3. Block #4802 hash changedstored 5d59dfeb61…dfc38fnow …
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 303 records. Each step hashes the current value together with the sibling shown.
- leaf 8ecb4e8bdf80ad90ce56b0f1d7700e2d74d48007e5eaeb3295bc6b2e854753bf
- 01 L 8e79a92df335add3d529d4b0dc8581013a567544093386f6baafbd50db89eb28
- 02 L d19afcd62552d8a8bdcf98c825ecd1046953b4b961589ebd2c06b525f26ac47e
- 03 L 3bc4e6fde8a63de95bbd6c65b8ca858842893d2a9acb0307f6bbe68ac34dfdc2
- 04 L a6ec121f74c1780f1d788e3546986b2cf821ac4c0e54abe71fe22753dfed9e87
- 05 R 8a54095b377acf9a3b5688c2780058b30bb1879a974ab996f08cfe2164fbc756
- 06 L 281a5c84074e19976dbd4eee5ee3bb6771eb58aefe144194187a683d28f86580
- 07 R 55ec14a3434435b024b86a70ae169950d148fb06b370db46639c003196338e3a
- 08 L 683609257647f6bd2857c193f99eebb83058799ec1ff2b21faffa68ba3440cf8
- 09 R 4726c563087432e62a7b08576ec2bbc2fc413652c2677597ebdb011e2a2f89e6
- root 084a2fb569e772c2b8e78bd4d0c26343b6c6d0ed76aac99177022ab18f90cf63