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 - ZAMBOANGA DEL NORT Award a ₱4.9M contract to A.I. YU BUILDERS & ENTERPRISESNational agencies
Transaction hash:
2bb3c2bc638c80de831bf0a4ede63a34dcbfb5e3f5fc3a22be383a1e057bf19f
Status:
Included and unchanged
Block:
#5,779 234 blocks after it
Position in block:
Transaction 92 of 612
Award day:
Feb 21, 2025 (1 yr 8 mo ago)
Value:
₱4,895,000.00
Project:
CONSTRUCTION PROJECTS
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 #5,779 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 2025 CP", i.e. the FY2025 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 - ZAMBOANGA DEL NORT awarded it to A.I. YU BUILDERS & ENTERPRISES on 2025-02-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25JB0002: On-Going, 65.51% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 2bb3c2bc63…7bf19fnow …
- 2. Block Merkle root changedstored 07ff294efd…ad5855now …
- 3. Block #5779 hash changedstored 186d061166…c65ceenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 611 records. Each step hashes the current value together with the sibling shown.
- leaf 2bb3c2bc638c80de831bf0a4ede63a34dcbfb5e3f5fc3a22be383a1e057bf19f
- 01 R 2bbf861e8b132b378eeab2e0637b46d10ed78b807ba19bba991729d95fe17cb9
- 02 R e120fbb4bf8e2362ddfe516bf5cef2f80f358ef4a61a4be9998233f8c3a077a7
- 03 L 21c0412db8dc1215a6afb73ee1aa6e558cf8e4fe2d19c1c9f02ecee578ba6a7d
- 04 L 22c6343f33ee12a727fe8a0af0e301633fc134626c1a30e392f9f098fcbf2b7e
- 05 L bb230bd63c6813086f16ed71b5b72ba288ccbe05f745f1f102fdf71f7578a883
- 06 R 16b3d0ff775151b0f2878374ba006fa1e1dccc1ac0f483ef7d46b1393ce381ea
- 07 L 70e248e6f362b1572475324d2398dc306502e40f7c3786a063a03adc4d57c65f
- 08 R 79a3012f840871bb8a864a6a3b90117584abdac73b10741cba0f528347a8fa47
- 09 R b402166cbd8944e0bf512fae9f8c343da588e65d8e999dad2cb155afe1fba2ac
- 10 R 75ed75beda832165a280cad1144f0736d9c45cc1ad04231b74660838794ecec4
- root 07ff294efd7eed8920810e07649606dc0af360415ee4530198a23174dbad5855