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 - NORTH MANILA DEO Award a ₱4.9M contract to LE BRON CONSTRUCTIONNational agencies
Transaction hash:
7c3b0fb16fefc299d169dfc811d88e796325001e27eb35b5c38d3122e56b2fe7
Status:
Included and unchanged
Block:
#5,190 823 blocks after it
Position in block:
Transaction 184 of 352
Award day:
Jun 20, 2023 (3 yrs 4 mo ago)
Value:
₱4,893,080.50
Project:
Construction Projects
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 #5,190 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 - NORTH MANILA DEO awarded it to LE BRON CONSTRUCTION on 2023-06-20.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 7c3b0fb16f…6b2fe7now …
- 2. Block Merkle root changedstored 59411f4420…d0e8f2now …
- 3. Block #5190 hash changedstored dafe3c4d4f…d0d343now …
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 351 records. Each step hashes the current value together with the sibling shown.
- leaf 7c3b0fb16fefc299d169dfc811d88e796325001e27eb35b5c38d3122e56b2fe7
- 01 R 7d7e8b7e4286f499f41ff6582f19616193fe657fe3f145ba0dd0339aed7741c0
- 02 R f152d801f1530bc25709f5c79305519ef267a105bd5756b42fb5be9e34bed437
- 03 R 55e3a54dbbb135bf93d5ab35451e5f343748d154010d258a4f04444ac308b227
- 04 L b8fa91b04ce80ba6246e454ba1359225c7254862dd5a6a726a663b7fc07871b8
- 05 L dc1e21eed233fffcc785f2bda77e605c41fd8bf0f4ba7ac1d348b0d77b292f07
- 06 L fc5505c44810333fd8451649e22c019cb4762755360c19ce080c9d25d43dead9
- 07 R 94996a80c328e314066eb83a345b59e8c710cfa8b78180e0a11c73da394cf39e
- 08 L 76d496fea7670dd04d808844c84bfcb4994fe15e90efb4d60aa170bcada9b8c0
- 09 R c94d0ecfc3bc4ce498494bf9515a0d2dd1522f1657a75f327a8358b16f2e7fee
- root 59411f4420a5dd43ad075bea019c1544998dc22ce1b2dc56220866dee0d0e8f2