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 SANTA MARIA, ILOCOS SUR Award a ₱1.7M contract to RAMSA CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
ff6801675e9ca3ddfec1c60b13961ab43d3dba8968e101d3e856c2036497f874
Status:
Included and unchanged
Block:
#2,818 3,195 blocks after it
Position in block:
Transaction 97 of 98
Award day:
Aug 10, 2016 (10 yrs 3 mo ago)
Value:
₱1,745,411.69
Project:
Construction of Farm to Market Road Brgy Silag
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 #2,818 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 SANTA MARIA, ILOCOS SUR awarded it to RAMSA CONSTRUCTION AND SUPPLY on 2016-08-10.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 Santa Maria 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 ff6801675e…97f874now …
- 2. Block Merkle root changedstored 6aedf68dc5…5edb35now …
- 3. Block #2818 hash changedstored 87f36adc7e…339a66now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 97 records. Each step hashes the current value together with the sibling shown.
- leaf ff6801675e9ca3ddfec1c60b13961ab43d3dba8968e101d3e856c2036497f874
- 01 L fb86377bae401baa0ddfe50b59b31aaf20617464c0106e669b6e8a4728ea5d05
- 02 R 1f513b17edda83a1dd12faf7eca70b2044eb3f8db2e36756cac157160746f869
- 03 R 106a48a8b3422b3f070e3d48589f1a4266981f2e12d1c30c378fbc289c0a656b
- 04 R a1cb487e1146188eda8f81c7de59fd16d258e678d7dc006fb328955c6afb3e68
- 05 R 188a10e057daac9071a194f494c0b62d9cd354b66a4ce5dbf05de0edb3d8d066
- 06 L 8abe308ec49e93e71deaf16156055af19e7838e63a9c3e36efb2d7d714685154
- 07 L 99a51fab6ac7dc1b1e33d518fb025a27e1c42f048ffa639f439f65c5b752d04c
- root 6aedf68dc57c31c6f33ceac7ad9a64f01f0f3b224d3618c7dbcb7926bf5edb35