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 ₱5.9M contract to A.I. YU BUILDERS & ENTERPRISESNational agencies
Transaction hash:
c7c6f2fc8f66959f9eb14f5a5e560c8044954c4c6109e2a828f0b752fb439bb9
Status:
Included and unchanged
Block:
#5,758 255 blocks after it
Position in block:
Transaction 544 of 683
Award day:
Jan 31, 2025 (1 yr 9 mo ago)
Value:
₱5,930,000.00
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 #5,758 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 SSP", 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 2025-01-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25JB0019: 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 2025-05-26). 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 c7c6f2fc8f…439bb9now …
- 2. Block Merkle root changedstored c1e8a3557a…dd7f3fnow …
- 3. Block #5758 hash changedstored c383aa1352…483592now …
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 682 records. Each step hashes the current value together with the sibling shown.
- leaf c7c6f2fc8f66959f9eb14f5a5e560c8044954c4c6109e2a828f0b752fb439bb9
- 01 R c7edd7523b2fbd6f4cbd05591ab1283c42e903f3fdb619922e67da83ed91bca8
- 02 R f720284462b6415ffe259e39608124acf80036ab9efe4ec71d4e7fa5908ea8d5
- 03 R 5b6c5d1b4ce4e393039a9829b13c9742de4ba64060f19e76dd7ff57db40dd1c8
- 04 R cc3d99b09f75b9f8649f654fe02ac181436e2d946352be45a8e1ba947a3444ad
- 05 R 88136ef0a2015eb787f811d455f9854242a78e5be87cb1845a94b1c18a096d73
- 06 L ede61951a8a0c1e3e7f3edb097f1693aa7a06241a6dc87d09fc05772bbb116cb
- 07 R 29295555f47f1927a81e63f21e8ee3e75fdb83b24c13134d72dbd545eded5054
- 08 R ad97c98ebf3c81d26a5b9d8012c1d02d99ce34e0983cbc44994f268f5892ff75
- 09 R 974786844a921c9b778135988e559e8740aba5cf0e7764d772667adae11ffa3a
- 10 L 93a915811ee4769f6ca956ec558d3e2fdbbbe6497d64b038e0963d087f12c24f
- root c1e8a3557aeb0094333ea09462f4f1f23076f7f444f6395ed0580a58f8dd7f3f