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 - ZAMBALES 1ST DEO Award a ₱48.5M contract to CDC CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
a2fc18e020c09fabcae3d2defa3c655c34c0612d9b21e7030f1f13cb51ffa252
Status:
Included and unchanged
Block:
#5,101 912 blocks after it
Position in block:
Transaction 287 of 451
Award day:
Mar 23, 2023 (3 yrs 7 mo ago)
Value:
₱48,509,548.41
Project:
23CL0058 - TANGUAY RIVER PACKAGE 3
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 #5,101 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 - ZAMBALES 1ST DEO awarded it to CDC CONSTRUCTION AND SUPPLIES on 2023-03-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CL0058: 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 2023-10-19). 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 a2fc18e020…ffa252now …
- 2. Block Merkle root changedstored 28f1dbcf3d…0d1f31now …
- 3. Block #5101 hash changedstored d14a79c479…d41f27now …
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 450 records. Each step hashes the current value together with the sibling shown.
- leaf a2fc18e020c09fabcae3d2defa3c655c34c0612d9b21e7030f1f13cb51ffa252
- 01 L a23402ac31a37234dabdbafa80937cb7da78d938933ef089b4a43461960ede14
- 02 L 51f3bbd83aa3a449dd8c74ecada6e52a09d3144d6bed8b05258a0bbf653b9b3c
- 03 L 4cc4b1be251bbbf0cdb331b59912b3ada2be8cb3981e2520a6f4c2ffc9e5f5f3
- 04 L 6741cccddd514a8f5eb517772ac8c783d34bc5d876b6731a2e429271debc1c53
- 05 L 739b8156c0409db7746881bd5f590c37f904c2c974b2b73a62197d6283d9fdfc
- 06 R cf5a5ff42b96cf871b926953b13faef56567fdf4a2cc60f793806d062556c569
- 07 R 87b25dd4b6510f14ff889c2c8539c872372fd2f649304602a059202b6ae85b58
- 08 R b3133e53a4605b468e84a6dab3b5d289f171fb5c32440fe0fcfc6dd7a86bb002
- 09 L d8a7a0fdff2f3cf18c038e15711bcb35f6a31ec700464b81d3dbaab246b2428c
- root 28f1dbcf3d9f68fbc34b358dae7c61a0be94a2deb38d61d4210e4a70930d1f31