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 - AKLAN DEO Award a ₱4.8M contract to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
8d71014f2b03ccc73b538b950bdd6f5fb3b1dfb3ed503e00a9b7a2490b11e73c
Status:
Included and unchanged
Block:
#3,149 2,864 blocks after it
Position in block:
Transaction 84 of 166
Award day:
Jul 31, 2017 (9 yrs 3 mo ago)
Value:
₱4,752,989.37
Project:
Const./Rehabilitation of Local Road,
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 #3,149 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 LFP", 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 - AKLAN DEO awarded it to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLY on 2017-07-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17GA0077: 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 2018-02-06). 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 8d71014f2b…11e73cnow …
- 2. Block Merkle root changedstored a12d8750fa…ff2c47now …
- 3. Block #3149 hash changedstored 292f6ed56f…22a095now …
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 165 records. Each step hashes the current value together with the sibling shown.
- leaf 8d71014f2b03ccc73b538b950bdd6f5fb3b1dfb3ed503e00a9b7a2490b11e73c
- 01 R 8e2754edae0c7c38094256a632bcce4802483912db942dba2767ff061ecec521
- 02 R 5dc639d136467f3520f8d5fca32cc368fe69c0c49e9564b6f2112a817dcd1197
- 03 L 2b41b4a10954fa936c61df0896d26b38f47e67ae5ca24ec1b6f0698109b07d93
- 04 R cf1c8d085dcc7a62fb1a1de1f8d1a82f9d2b0d220e25cc899240e2d3abe28144
- 05 L 5c22ed4a89182d0d339f277dd21cefac3fd26268730e0dca9e85f3764818a8b1
- 06 R 45bc02f8cd3fb7263f6b66de16498d6a2696362472979e5cf34a08508f289e52
- 07 L 956fd06f556307be6e720d6fcc4184541af7cc5bed4c2af17d1280394fe55f07
- 08 R 1aabac0125f6bc2b555f5bb262fcd1f35eccf14a0c861702ca86802169c5dbe6
- root a12d8750fa59d1ead8bf99f555c71acd137ed0469d0037e66d9835417fff2c47