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 - BATANGAS 3RD ED Award a ₱9.5M contract to NP PEREZ BUILDERNational agencies
Transaction hash:
8cf0fcd4a7a4beee01a5bc27924523c41076368fb9368946d0fdd70bab413858
Status:
Included and unchanged
Block:
#5,163 850 blocks after it
Position in block:
Transaction 204 of 364
Award day:
May 24, 2023 (3 yrs 5 mo ago)
Value:
₱9,548,040.00
Project:
23DC0132 - Convergence and Special Support Program
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 #5,163 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 2023 CSSP", i.e. the FY2023 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 - BATANGAS 3RD ED awarded it to NP PEREZ BUILDER on 2023-05-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23DC0132: 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 2023-10-13). 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 8cf0fcd4a7…413858now …
- 2. Block Merkle root changedstored 81e13b367b…c9a356now …
- 3. Block #5163 hash changedstored 3ba5e370d9…3d11a1now …
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 363 records. Each step hashes the current value together with the sibling shown.
- leaf 8cf0fcd4a7a4beee01a5bc27924523c41076368fb9368946d0fdd70bab413858
- 01 R 8cf44921df5fe6ce7754cf84204286cbef33f9d5c55174103b6139e0a0a08ed8
- 02 R 12314f0050a60afe128c25dea815c4b1ccc4c58e23059332212ff1ab3ee81782
- 03 L f4f268417fb36a3175a53f55dfaccdf380a4e8b5396aa562d7ba23633e433e2b
- 04 L b6c40ae52867431f00543ba01e47e890095a91a704946ca5b2cbdd05cb8e1ddc
- 05 R a6d05fc8d86526f39bd6043d1cabee8206aff562604245a8322b509858763764
- 06 R 74f68e8145385a5d4679507222a376af59ac8343ea7c07116eda277a67dbf645
- 07 L 18343e764fa018d5f73b4811a330aec07f9573361bd735a291e248a9e498a1b7
- 08 L 89f3c14a0103376cf9bc67c25bd2c9270806b189552563ad2a89653d53d89ce7
- 09 R 012a45993499ce4a086102c45921a49183496fa98a1e2f951d2760cda982776e
- root 81e13b367bc98ff1f1f625dbd7b8ee63880260ee8d73e56d493d651968c9a356