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 DONSOL, SORSOGON Award a ₱1.9M contract to TWIN ACER BUILDERS AND SUPPLYMunicipalities
Transaction hash:
2d82f2894dd3fa8b755bf4f8658a943db7dbc05a125040714ed36edf79640d94
Status:
Included and unchanged
Block:
#2,663 3,350 blocks after it
Position in block:
Transaction 32 of 234
Award day:
Feb 15, 2016 (10 yrs 8 mo ago)
Value:
₱1,884,633.56
Project:
INFRA 15-019- CONST. OF DRAINAGE 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 #2,663 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 DONSOL, SORSOGON awarded it to TWIN ACER BUILDERS AND SUPPLY on 2016-02-15.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 Donsol 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 2d82f2894d…640d94now …
- 2. Block Merkle root changedstored ff54c96bf4…fc01b4now …
- 3. Block #2663 hash changedstored aa47eade46…c84fdbnow …
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 233 records. Each step hashes the current value together with the sibling shown.
- leaf 2d82f2894dd3fa8b755bf4f8658a943db7dbc05a125040714ed36edf79640d94
- 01 R 2f5bc640bf67f598d024788ad383cbcec2238cc98d3e6770e37ec027b241e188
- 02 R 3807c9aecc6c11aeb981db8c73552326945235d0ff5ea2a34b5983a8dc13589b
- 03 R 2837fd13fe6d6e3ce56752ba0636d2a53083a41f74650b5b3b29b92d6ff1cca0
- 04 R f7aa7a0ca94c555b955fb70f3ca86cd4c2e9ddc6a2fcdda82dfbbef587313ee5
- 05 R 688539dd816b49cc5ab7078d639bf708cf9af72881aa6bd7c863e4e21471de07
- 06 L acd3d27901e6f705054eed988570f0b1eeb47b57326157f58496a9aa34333a7f
- 07 R 29b630c32525abfbe7bffb6519e52457348d3e79be3a690234642148caba3f65
- 08 R b7694af30eb1c66473e1d73e84d7ca0a17295dd9883a3680563ea3b2d93f702a
- root ff54c96bf48bffb72f5e2b27224f7c6acb2264ac28ca3804947762db90fc01b4