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 BAYAMBANG - PANGASINAN Award a ₱255.0K contract to MN COLOMA CONSTRUCTIONMunicipalities
Transaction hash:
63d35a2271af5a139ebdb9e7ff773765ec8f02e95dd332451065692c1b68ed1d
Status:
Included and unchanged
Block:
#4,527 1,486 blocks after it
Position in block:
Transaction 92 of 254
Award day:
Aug 3, 2021 (5 yrs 3 mo ago)
Value:
₱254,994.00
Project:
PERIMETER FENCE AT WAWA EVACUATION CENTER
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 #4,527 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 BAYAMBANG - PANGASINAN awarded it to MN COLOMA CONSTRUCTION on 2021-08-03.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 Bayambang gave a "unmodified" 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 63d35a2271…68ed1dnow …
- 2. Block Merkle root changedstored ed561c2f48…b8d9b4now …
- 3. Block #4527 hash changedstored e32e74b337…473351now …
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 253 records. Each step hashes the current value together with the sibling shown.
- leaf 63d35a2271af5a139ebdb9e7ff773765ec8f02e95dd332451065692c1b68ed1d
- 01 R 643ed141ecd7e315724247a4ee5437084a3edf2328c24c88378da8c933adfa89
- 02 R d6b13eea65485395cb38fa102dbb19b0eb8db4004abfd16ab8b6a9a4498fc798
- 03 L 68051f3a0c185ccfee81789f9c7f2e1b19155e1f8686e317d0a99296ae6f08dc
- 04 L 59b1ccd239e989eca0711716ff1c22b16b08db9e1e35aad1420b7fa0aa550de1
- 05 L f2c4ca57439959b02050eede13a06badc5d671074206a8a43d6a74e9c01d6a30
- 06 R e2850927ea4f84c254363dfe2a43d85e4e25eb212f908f6d14788c1c5540df7b
- 07 L 817afa01aebccfe70fb299c951564e2d950b32049de515de72ae2996875911d5
- 08 R f7f021f39ee5d4b2cdb115e84914e9d890a215001a818822461ddcde27e26111
- root ed561c2f48d84d1c083288267bddb7ba61701f7c87987f74e54372aba4b8d9b4