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 4TH ED Award a ₱15.6M contract to RAM BUILDERSNational agencies
Transaction hash:
4aa9bfdca81d7eddb45802ba76074a8d698c526537852cf57706b74dfdcddfbf
Status:
Included and unchanged
Block:
#3,978 2,035 blocks after it
Position in block:
Transaction 165 of 561
Award day:
Dec 27, 2019 (6 yrs 10 mo ago)
To:
Value:
₱15,649,846.84
Project:
19DL0209
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 #3,978 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 2019 CSSP", i.e. the FY2019 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 4TH ED awarded it to RAM BUILDERS on 2019-12-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DL0209: 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 2020-06-17). 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 4aa9bfdca8…cddfbfnow …
- 2. Block Merkle root changedstored 270002a591…effd69now …
- 3. Block #3978 hash changedstored 5a5bf4f503…929914now …
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 560 records. Each step hashes the current value together with the sibling shown.
- leaf 4aa9bfdca81d7eddb45802ba76074a8d698c526537852cf57706b74dfdcddfbf
- 01 L 4a1fed149c13f143a764bf7f062d949135e00e182befec21f439f8a1a7c0dc7b
- 02 R 19d40e129d82d9294c25f445fa042ba09a7f65a058c9afc75ce154b8e87843ca
- 03 L d37a002946bc6751b0c7dda6d9afd2a7260abd0016a9a4fe207bce74fe725017
- 04 R c12c0a66a0b688add98c5374927af40363738210b9644c732b94f6d7afbe9f00
- 05 R cbdf324dae6cc65f2d402e55288b06fa1d7fc43175c9eeb7cfd5ba8e486a01ae
- 06 L b1a378aa54c1cb9160c137cbeb9a0f2e44b328874252b5148c252460b010a1c4
- 07 R 6755332181c14d8953e746688992b2a2a712e8db25e97bcf9824e0af1e616271
- 08 L 052f89bacb9ee9505349cb2633c83651b54c300ae8518f88146ecbfd78bac60f
- 09 R 4be1830155d29c7012a3987ac0928f052607f3d01740ac0b443783ab2a8f72c8
- 10 R c91bfc952158b1ccb32477d10d3565a8171bdde07789ac9575d2c5cb2ef03790
- root 270002a591ed413104a03c8b8ab05489f076cdafadedd1ef5d8ed9dfeaeffd69