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 - ISABELA 4TH DEO Award a ₱11.6M contract to MAV CONSTRUCTION SUPPLY AND POWER DEVELOPMENTNational agencies
Transaction hash:
dc26ef73b509fd3f6fd2935c5f33bbf59a42bc8354999939effc9b967dfb6686
Status:
Included and unchanged
Block:
#4,481 1,532 blocks after it
Position in block:
Transaction 173 of 197
Award day:
Jun 16, 2021 (5 yrs 4 mo ago)
Value:
₱11,638,000.00
Project:
21BH0190
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 #4,481 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 "Outside Infra - GAA 2021 DA FMR", i.e. the FY2021 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 - ISABELA 4TH DEO awarded it to MAV CONSTRUCTION SUPPLY AND POWER DEVELOPMENT on 2021-06-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21BH0190: 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 2021-11-17). 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 dc26ef73b5…fb6686now …
- 2. Block Merkle root changedstored 0a9d8a26ea…f10b06now …
- 3. Block #4481 hash changedstored e6378fa8cc…7f8406now …
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 196 records. Each step hashes the current value together with the sibling shown.
- leaf dc26ef73b509fd3f6fd2935c5f33bbf59a42bc8354999939effc9b967dfb6686
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- 02 R a4761eab815c599afb7befedb2ee239fb786e0d5e34c4f1d59de07b58962758e
- 03 L a87e3f574eaf52b0661c8f39a1b708a0b29ff1249dc84214f0ddfb283af22be7
- 04 L c5aaf1aaab0ceb6c39859b356bdb5db41c7d817f850f890e02b6cc825b3ea2a8
- 05 R 78696ee3f540cda30ac7036d82dec6d5ed63be8af87664ff83f128e5fdc70dda
- 06 L d7d3e6565b80d424d521048e7a8f9e6fae265c913731f9799726c5ae5637585e
- 07 R 270b82e202f497d42c12db920fd21ee7fddac2a5f2cc059d63c557a1bc7157d1
- 08 L 1eb4f99fa0ad841e127e1de8ad66fdea488c7a27c990558d00acfa4b056858d9
- root 0a9d8a26eacae23f0eccf737a91d93c71a4a0df72dc478b3af3975ec06f10b06