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 - BATAAN 1ST DEO Award a ₱9.7M contract to 4B CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
2f0a2de5cb96657bbe0bc3e2ccab43750c44daeba92872499741f6562f4cce14
Status:
Included and unchanged
Block:
#2,947 3,066 blocks after it
Position in block:
Transaction 60 of 380
Award day:
Dec 28, 2016 (9 yrs 10 mo ago)
Value:
₱9,686,998.71
Project:
Repair/Rehabilitation/Improvement (Asphalt Overlay) Gov J.J.Linao Road K0172+012.04 – K0173+471,Morong, Bataan
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 #2,947 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 - BATAAN 1ST DEO awarded it to 4B CONSTRUCTION CORPORATION on 2016-12-28.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 2f0a2de5cb…4cce14now …
- 2. Block Merkle root changedstored cfe23f5b55…fd78e4now …
- 3. Block #2947 hash changedstored bb49974a7d…63262fnow …
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 379 records. Each step hashes the current value together with the sibling shown.
- leaf 2f0a2de5cb96657bbe0bc3e2ccab43750c44daeba92872499741f6562f4cce14
- 01 R 2f214b418eac01ca88b6f44319b69420df2fb39cac3dd975c5356dedcf574d5c
- 02 R 8de8ad97cf6a0db20f314d82f39195bdd1f28f90d202e775916b0aee91098b6c
- 03 L e469302a99fc5ae2c9143f28fdb7de5ab155a42bcf743aa3e56a19699826016d
- 04 L f535addcf7c17817eb80783f9441168819ce646327f2a58e79c6893404e7bc48
- 05 L cd46fa0059b314a7a8c22642d65318346b56ba292cbe0165a4f8259376c19f89
- 06 L ae65bf8c4aaeedac36490344a5093e22b595a72a015bd790c9a74897a9dd6978
- 07 R 4f05bf820806a249676cd0102e477f0a844efd1e3da33a21ebe02441ae6c4f63
- 08 R 771c34b3b5146fda1f27a6c20fa6b181c62001f1449e2494ad83173e4769d81a
- 09 R 43850f9c43bf35c00ab2cf20bb2f8242f19260304b40e6543f993da69bf222b5
- root cfe23f5b5525a426e513ab0fd3f0ba36a4be488980486d0b1681574d75fd78e4