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 HIMAMAYLAN, NEGROS OCCIDENTAL Award a ₱499.5K contract to ALJUN12 CONSTRUCTION SERVICESCities
Transaction hash:
02ea83baa9ad10bb0164cf309e31ae0ba292319484dc506a81682a71257d0824
Status:
Included and unchanged
Block:
#5,789 224 blocks after it
Position in block:
Transaction 3 of 455
Award day:
Mar 3, 2025 (1 yr 8 mo ago)
Value:
₱499,485.99
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 #5,789 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 HIMAMAYLAN, NEGROS OCCIDENTAL awarded it to ALJUN12 CONSTRUCTION SERVICES on 2025-03-03.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 Himamaylan 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 02ea83baa9…7d0824now …
- 2. Block Merkle root changedstored a8cbc6eec2…188a1fnow …
- 3. Block #5789 hash changedstored b142776314…955666now …
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 454 records. Each step hashes the current value together with the sibling shown.
- leaf 02ea83baa9ad10bb0164cf309e31ae0ba292319484dc506a81682a71257d0824
- 01 L 02170ae7eb0ae98d813b4da8df58a5ce15fb5dd15b8537265fa34384731c80ae
- 02 L d39ad2408e68bcf37b971d31e2629f40ea8d5f2028caeeff65624631b0b2c110
- 03 R 004199bdb98988dae0f6a61c3d5ca5be3d73e4e8b5947e31bab17c6bb78560ee
- 04 R 99566d91f3ddb2c4fd04edcf54b50f072ae0402c087c34db4c742d110b8d2ce9
- 05 R 58c4f7632dc292661e4037140abb566b6c2befac21906b0ec66eb535cd6ca066
- 06 R 42f8cdb5d007d49684429963424b3731bddd96a9f2cb20aa26c74360b12aabad
- 07 R 36cec0d5ca4f66578c589601b2650cd6c367891b51ad0b07f79878dc08fff67b
- 08 R bf10cc05ff60561dded0b74da8f39b735a5b415bd00b8483bc9175ad1be36c31
- 09 R 1ecc8a35b6f3441e26b325f896f6fcc0b09e10c99380b28d327c0782cc2d9b3a
- root a8cbc6eec2dc3d83c1a1f59485ca617222c7902153822263754e893ae8188a1f