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
CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱980.1K contract to ZAMBUSMAN INTEGRATED BUSINESS VENTURES INC.Cities
Transaction hash:
1890886cbcb9bf08a4a2a3cb117b7eb6e3c0e54e6ce1a55de03241b90d074ba8
Status:
Included and unchanged
Block:
#956 5,057 blocks after it
Position in block:
Transaction 4 of 37
Award day:
Sep 14, 2010 (16 yrs 1 mo ago)
Value:
₱980,054.24
Project:
Concreting of Road going to SPDA, Vitali
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 #956 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)The award does not say which budget line pays for it.Not published
- 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)CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR awarded it to ZAMBUSMAN INTEGRATED BUSINESS VENTURES INC. on 2010-09-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)COA's CY2024 audit of City of Zamboanga gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 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 1890886cbc…074ba8now …
- 2. Block Merkle root changedstored c723fd45b8…e67f97now …
- 3. Block #956 hash changedstored c723d10130…5722c6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 36 records. Each step hashes the current value together with the sibling shown.
- leaf 1890886cbcb9bf08a4a2a3cb117b7eb6e3c0e54e6ce1a55de03241b90d074ba8
- 01 R 215088c8ac910023f0eca909172d47d3c9c58aa594c9ddaaa84a4751d5426e09
- 02 R 4085b83b5b4de7a687444b62f8c67046d146e8055528d50d81cc5fcc9588d214
- 03 L 2f74e407d71b2fe4db8adb13f97f6e3738a9812f50c8caed7fb3e99fde13ae6a
- 04 R b87919c25f0c7d3232bd920b469d210316a53e70ee7ed662dde374149069a609
- 05 R 54c292cb780443b914e6fe22fd8a73bfb700638bb320308ff0126597cca441ff
- 06 R ca4f57a196d4bdd24f7781b9650275a04d697ff17e5c79ee6e74f438ab59f267
- root c723fd45b8a55a074da2cee7a2373e4e1a8895b229b49d3ec1c3358653e67f97