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 TUBAJON, DINAGAT ISLANDS Award a ₱5.0M contract to C.V CONSTRUCTION & DEVELOPMENTMunicipalities
Transaction hash:
8a1452bcf5ba4df56bb8e08c4887f18558a6871567e025443deed9af756ec7f4
Status:
Included and unchanged
Block:
#2,603 3,410 blocks after it
Position in block:
Transaction 92 of 170
Award day:
Dec 11, 2015 (10 yrs 11 mo ago)
Value:
₱5,000,000.00
Project:
Repair/Rehabilitation/Regravelling
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 #2,603 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 TUBAJON, DINAGAT ISLANDS awarded it to C.V CONSTRUCTION & DEVELOPMENT on 2015-12-11.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 Tubajon 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 8a1452bcf5…6ec7f4now …
- 2. Block Merkle root changedstored 131b9130d7…e752d3now …
- 3. Block #2603 hash changedstored 16804408f8…a1f526now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 169 records. Each step hashes the current value together with the sibling shown.
- leaf 8a1452bcf5ba4df56bb8e08c4887f18558a6871567e025443deed9af756ec7f4
- 01 R 8b7c8ca8c41401993a4187424c1d0d6c2bfc240570d669bbe83e7e7248bc2849
- 02 R fcb97aac7a18adb3a725558140381633083573ed4782a62efb34c16f47d0f152
- 03 L 844a5d1b322e0fe42a86b28e5e41d2ffc3a06c0374ea96477e56c7cead320bd2
- 04 L 5daa5ed55d45c6ca7db82cbdf94ab2d79582555afc5952764d607e19bd1cbecb
- 05 L 8c439efbb8f8c335049962f171bad348c27be925a5754bb29fa2274085275439
- 06 R 7af87f83d7ec94854f37956659634de28238e4adbd6ff6f6f5a04f1ddd7fc4f0
- 07 L dec10c16c9c89009294aa96e70525c53e70079e6b5cafd64f0baf948decf622c
- 08 R 5673d5802d7b6b1be99fecce976f1c290b7338ca83624c7eaf2d1fd7d16e90eb
- root 131b9130d7f668fb37b3369b0f3ff6311b4998e30c782c4535d04f9998e752d3