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 CITY DEO Award a ₱10.8M contract to ZAMBOPEN CONSTRUCTIONNational agencies
Transaction hash:
e72ca583f8abb0cd3202640838b39d5a1a8392e1694d8fabf92471ac1fef49ae
Status:
Included and unchanged
Block:
#4,720 1,293 blocks after it
Position in block:
Transaction 470 of 539
Award day:
Feb 15, 2022 (4 yrs 8 mo ago)
Value:
₱10,829,140.92
Project:
CONSTRUCTION PROJECT
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 #4,720 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 2022 CSSP", i.e. the FY2022 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 CITY DEO awarded it to ZAMBOPEN CONSTRUCTION on 2022-02-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22JA0031: 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 2023-04-25). 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 e72ca583f8…ef49aenow …
- 2. Block Merkle root changedstored 477603c4ee…80f3a0now …
- 3. Block #4720 hash changedstored 85188031d3…b8bc03now …
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 538 records. Each step hashes the current value together with the sibling shown.
- leaf e72ca583f8abb0cd3202640838b39d5a1a8392e1694d8fabf92471ac1fef49ae
- 01 R e7b216c7cc99f5bc56f1a646845e05755d4211dc1f7c17630f5dec80ac6e1a23
- 02 L 94114edaf0cc3f80a617d57a7dc959deede9a0255ac9fbaf59cbe0a5a1e8954b
- 03 L 96970ad04bed911c443146c5b1178311766a5324edb576449c3e495f6c1999e0
- 04 R e3fdf232a78503a9df224fdef990fc3830c2d665bba23750ea619b34b4bc250a
- 05 L dab867e3c96531b7cdf27b3ff82cebd0bbdf0e2550dd3569477068eb5245bb6a
- 06 R d2226e381e843e6e5b7f8378557a9a2e22823913912a36817fa57d741c168faf
- 07 L c140042253394986b5398b5906573a720e5ad36f312836fa4090e434823bb073
- 08 L 70fc71e04dec786f39626236ba020a30c0d26497b837d124c3fb1df15eb4130f
- 09 L 62c149f44a893f413efa1e3cc0e6c62b225a1aef2bafb5d166eabe8b2da3d60a
- 10 R 1b6eb2ae1a9bec3aa085ca4243b98c441f0d3faba504148752620b0108441781
- root 477603c4eef6d32633301c72009f8dd6ec12eed866937f1e5ed4b2551d80f3a0