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 TANJAY, NEGROS ORIENTAL Award a ₱5.0M contract to SUPREME MEGA STRUCTURE BUILDERS, INC.Cities
Transaction hash:
7ca3df2f6c6fc4e4f22a9de444587dfcacb12c4402610ba8cb8cf34893347b27
Status:
Included and unchanged
Block:
#5,971 42 blocks after it
Position in block:
Transaction 19 of 44
Award day:
Sep 23, 2025 (1 yr 1 mo ago)
Value:
₱4,995,865.44
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 #5,971 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 TANJAY, NEGROS ORIENTAL awarded it to SUPREME MEGA STRUCTURE BUILDERS, INC. on 2025-09-23.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 Tanjay 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 7ca3df2f6c…347b27now …
- 2. Block Merkle root changedstored 84bec93633…2ec018now …
- 3. Block #5971 hash changedstored 443c71ed4a…6eb7abnow …
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 43 records. Each step hashes the current value together with the sibling shown.
- leaf 7ca3df2f6c6fc4e4f22a9de444587dfcacb12c4402610ba8cb8cf34893347b27
- 01 L 67731cf5415d56f47c75c39bc94251eb2eea026b9e6553470b480afc90f3607a
- 02 L aa8c7638a8602867fd0948dc0c4eb9f8beceaa9e508557140ff2ba49d9b0e952
- 03 R cac8793c698c89b8db730aab0269b9f8284d86e7e9d91d4e476954e4c6a5a4de
- 04 R 63628c741c1d1be71adb5ce00e063d9e1e94e7e5fd642ad166fea54fdd80abb6
- 05 L ec9b169739ace5f43bdcfe6f17679234d051252745a716826da953cb3457128e
- 06 R cef3bff3be07f969263276a36a3b844ce019360dce6e803fc2ef20d321000f64
- root 84bec9363352f36f294e25ed08fe247501003df1a16d2f472d1f51dcfd2ec018