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 - COMPOSTELA VALLEY Award a ₱56.5M contract to DOUBLE J CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
371a8df1f21e51bd236752fa2b76fc18a9e938119c7e633979a9c7385141f6ca
Status:
Included and unchanged
Block:
#4,755 1,258 blocks after it
Position in block:
Transaction 563 of 2,810
Award day:
Mar 23, 2022 (4 yrs 7 mo ago)
Value:
₱56,483,446.83
Project:
22LA0066
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 #4,755 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 2022 OO-1", i.e. the FY2022 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 - COMPOSTELA VALLEY awarded it to DOUBLE J CONSTRUCTION AND SUPPLY on 2022-03-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22LA0066: 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 2023-01-22). 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 371a8df1f2…41f6canow …
- 2. Block Merkle root changedstored 63af5e405d…b418bbnow …
- 3. Block #4755 hash changedstored 644c2530fa…dcbb1enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (12 steps)
How this one record is tied to the block's Merkle root, without needing the other 2,809 records. Each step hashes the current value together with the sibling shown.
- leaf 371a8df1f21e51bd236752fa2b76fc18a9e938119c7e633979a9c7385141f6ca
- 01 L 3714b732607b0a9517645f925ffe8d54ba871d400a7bb761b816ca703d3a07b7
- 02 L 1beaaf08f13aefba9203aab6c89e85c5764193017428efca912ac830940919d2
- 03 R 0432d5991f8e03ffe9c2e6ed967bf1cdbfbcf617fd2f703cc9609d6f506c987d
- 04 R d7d620e0c61cfb901bb6ce455b0afaa9bd96bc6046d847c10b5ee2466d1fb0c7
- 05 L 6616c3c3b207840649f43084ca3b2ee4b11b6351f0c2bc2b1d2d151cb13a1682
- 06 L c47b46991c48cfeee14f9f44882ec50b2e7a41c5657c0c257feb1e86f01d387d
- 07 R eef483f0d4c86ad9be17e0a22aa28f11596b9c7c25641cf22966da092a37a5e3
- 08 R a68d0b75400fee14f091967337a2a791ca527384966d51d2a68743ec1afb782c
- 09 R 028fbc7cb7edd7469de3841136eb695a3b9bb7018665f6fe7f4d739e20a19f09
- 10 L 4da44a48ad6321423fcbbd929540bc448f0c4605536c3b0eff360929b773977c
- 11 R eb03f3a7055bce3c70ae993d9025ba5b3d120b8da8cd2e997b021257fe08c754
- 12 R a7bef854399dc6685d0a2f68ba8ba711a6874fdbfe5f30891fcdce900425fc1b
- root 63af5e405d5c4d05172a1caced43fe6e414da691797cbdae170f6ff9c1b418bb