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 - BULACAN 1ST DEO Award a ₱5.8M contract to CHRISTINE ARA CONSTRUCTION SERVICESNational agencies
Transaction hash:
46959cf2fa7bb2ea54b0d0a3784c01f779775dac37c0442dbb7e0808100fb1e4
Status:
Included and unchanged
Block:
#5,423 590 blocks after it
Position in block:
Transaction 106 of 401
Award day:
Feb 22, 2024 (2 yrs 8 mo ago)
Value:
₱5,760,858.25
Project:
24CC0098 - Rehabilitation of Road at Barangay Malu
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 #5,423 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 2024 SSP", i.e. the FY2024 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 - BULACAN 1ST DEO awarded it to CHRISTINE ARA CONSTRUCTION SERVICES on 2024-02-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24CC0098: 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 2024-04-29). 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 46959cf2fa…0fb1e4now …
- 2. Block Merkle root changedstored 3330d17179…3444a9now …
- 3. Block #5423 hash changedstored 77cfb8a3a4…a5b55fnow …
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 400 records. Each step hashes the current value together with the sibling shown.
- leaf 46959cf2fa7bb2ea54b0d0a3784c01f779775dac37c0442dbb7e0808100fb1e4
- 01 R 47039b7398051eb64cd3e292e56b17138f6f04bd5967c0aa0f0051bf67b3bf15
- 02 L 5189cd58f4821517b5a7831d5b299ec8cbffe3298673f38fea0f43dd719b810f
- 03 R 6e0a1b436b7755429a36a2a8063aa3a23eabb0c2d5a118d6b90bbd4c5e7e1d16
- 04 L b4fad9537245f252be7ca18ae56afb5b54dbda5328ee945dec00c5a5497a480a
- 05 R 3b9db542a702dccad08a1547968cbb5194e7e3688dc75faf86fd1bc463079619
- 06 L 893aa37a5da2a42cbe7a262d1a17ca0fb2000b3bd92796d04d91c968f4aa13ed
- 07 L b5ca6ea8aab0301359e59cf1ad72d08eb8602f891faac842af52350813c61aa0
- 08 R c2d28e7c0374ce37ed5b7c1a766e03d327d32e1e43c11864af9b82230f703ebd
- 09 R 542238b573c7b591a03b4c49fa20236be382a6c5a6dd5ab8e8c32344f6300bfa
- root 3330d1717914183d5169538cf24a5355e475a722fb2c8c6b37bd8731fa3444a9