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
MUNICIPALITY OF MAYANTOC, TARLAC Award a ₱1.2M contract to DIANNE BUILDERSMunicipalities
Transaction hash:
72ec0ec2aa3b27c6aa6efd319b3fc4ab36737c7d17882b7f48d057ea1fbe7750
Status:
Included and unchanged
Block:
#3,267 2,746 blocks after it
Position in block:
Transaction 153 of 314
Award day:
Dec 7, 2017 (8 yrs 11 mo ago)
Value:
₱1,198,913.52
Project:
CONSTRUCTION OF COMMUNAL IRRIGATION SYSTEM
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 #3,267 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)MUNICIPALITY OF MAYANTOC, TARLAC awarded it to DIANNE BUILDERS on 2017-12-07.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 Mayantoc 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 72ec0ec2aa…be7750now …
- 2. Block Merkle root changedstored 7bcbe347be…30a584now …
- 3. Block #3267 hash changedstored eb2c3679ca…e47d89now …
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 313 records. Each step hashes the current value together with the sibling shown.
- leaf 72ec0ec2aa3b27c6aa6efd319b3fc4ab36737c7d17882b7f48d057ea1fbe7750
- 01 L 724fee263ce292bbe2047ee5161a3472c61b3be785aec69bf45b2715eebba89e
- 02 R 9fde5e4af4406b73ed1da0d845b564ac30d38d256b35a8b68a922c6d0850f802
- 03 R 339ef5d69e395963b91a9493bc989231cde433720592a6f9c0d1720279e690c7
- 04 L b4588611688b4f89ed2b7a076448c8e35a1c53c13bd883c7a0e3905fa2daad73
- 05 L 47a10c1e415ff5aacbbf673ef31f1dc8fbee16e9bec72544363c1c6efd5c4fae
- 06 R d6780c5ce325daa684f4f8921669eaa3384e42f918ce3f90aee53ada10fa2f1f
- 07 R 044fa76fccbb78f5132d2385f130906343f0e79f742428961edcc797c2b61e3c
- 08 L 1f7f1f77c2200b378f577e2fa732d4616010a3482e848d18f79390dd03d3418b
- 09 R 545ca6b473c94cad78ef344aa45f8fa825c987fa3f39fb1bfcd030dd9e133055
- root 7bcbe347be149cc797220d8f8a1bfaa09f80c98a41430e6538cc143bc230a584